the process of adapting to something (such as environmental conditions)

a clumping of bacteria or red cells when held together by antibodies (agglutinins)

the organic process of growing older and showing the effects of increasing age

the absence of ovulation due to immaturity or post-maturity or pregnancy or oral contraceptive pills or dysfunction of the ovary

the process of inhibiting the growth and multiplication of microorganisms

the process of absorbing nutrients into the body after digestion

(physiology) processes that maintain a generally constant physiological state in a cell or organism

inhibition of the growth of bacteria

the organic process of bearing flowers

an organic process that takes place in the body

the organic circulation of carbon from the atmosphere into organisms and back again

breakdown in living organisms of more complex substances into simpler ones together with release of energy

the process in reproduction and growth by which a cell divides to form daughter cells

the interchange of sections between pairing homologous chromosomes during the prophase of meiosis

the loss of foliage

the loss of the mineral content of bone tissue

the organic process by which food is converted into substances that can be absorbed into the body

a change that occurs in degenerative joint disease in which bone is converted into a dense smooth substance resembling ivory

the escape of blood from ruptured blood vessels into the surrounding tissue to form a purple or black-and-blue spot on the skin

shortening of the uterine cervix and thinning of its walls as it is dilated during labor

the process of producing red blood cells by the stem cells in the bone marrow

excessive nutrients in a lake or other body of water, usually caused by runoff of nutrients (animal waste, fertilizers, sewage) from the land, which causes a dense growth of plant life; the decomposition of the plants depletes the supply of oxygen, leading to the death of animal life

(biology) the sequence of events involved in the evolutionary development of a species or taxonomic group of organisms

(genetics) the process of expressing a gene

the process of exuding or passing out of a vessel into surrounding tissues; said of blood or lymph or urine

the process in which a gastrula develops from a blastula by the inward migration of cells

the formation in animals of glycogen from glucose

(biology) the process of an individual organism growing organically; a purely biological unfolding of events involved in an organism changing gradually from a simple to a more complex level

the formation of blood cells in the living body (especially in the bone marrow)

the biological process whereby genetic factors are transmitted from one generation to the next

the process of the formation of humus from plant remains

the suppression of a gene by the effect of an unrelated gene

(embryology) the organic process whereby a fertilized egg becomes implanted in the lining of the uterus of placental mammals

(physiology) the process whereby nerves can retard or prevent the functioning of an organ or part

the folding in of an outer layer so as to form a pocket in the surface

reduction in size of an organ or part (as in the return of the uterus to normal size after childbirth)

organic process consisting of the division of the cytoplasm of a cell following karyokinesis bringing about the separation into two daughter cells

organic process consisting of the division of the nucleus of a cell during mitosis or meiosis

organic process by which keratin is deposited in cells and the cells become horny (as in nails and hair)

in all plants and animals: a series of enzymatic reactions in mitochondria involving oxidative metabolism of acetyl compounds to produce high-energy phosphate compounds that are the source of cellular energy

the formation of lymphocytes in the bone marrow and lymph nodes and thymus and spleen

the process by which a bacterium acquires a phage that becomes integrated into its genome

coming to full development; becoming mature

the organic processes (in a cell or organism) that are necessary for life

the marked and rapid transformation of a larva into an adult that occurs in some animals

the circulation of nitrogen; nitrates from the soil are absorbed by plants which are eaten by animals that die and decay returning the nitrogen back to the soil

the assimilation of atmospheric nitrogen by soil bacteria and its release for plant use on the death of the bacteria

failure of normal development to occur

(physiology) the organic process of nourishing or being nourished; the processes by which an organism assimilates food and uses it for growth and maintenance

the process of organ formation

the developmental process of bone formation

the expulsion of an ovum from the ovary (usually midway in the menstrual cycle)

an enzymatic process in cell metabolism that synthesizes ATP from ADP

the process of giving birth

an organic process occurring as a consequence of disease

the process of living through a number of years (as a perennial plant)

a process that saves organic substances from decay

the swelling of the capsule surrounding a microorganism after reaction with an antibody; the basis of certain tests for identifying microorganisms

the process of showing signs of life

(biology) growth anew of lost tissue or destroyed parts or organs

(embryology) the ability of an early embryo to continue normal development after its structure has been somehow damaged or altered

(genetics) the process whereby DNA makes a copy of itself before cell division

the process of generating offspring

the organic process in which the substance of some differentiated structure that has been produced by the body undergoes lysis and assimilation

acquiring desirable qualities by being left undisturbed for some time

the organic process of synthesizing and releasing some substance

(genetics) the separation of paired alleles during meiosis so that members of each pair of alleles appear in different gametes

the process whereby something is shed

(physiology) the process whereby multiple stimuli can produce a response (in a muscle or nerve or other part) that one stimulus alone does not produce

a growing together of parts or structures

the side by side pairing of homologous maternal and paternal chromosomes at the start of meiosis

the contraction of chromatin towards one side of the nucleus during the prophase of meiosis

(genetics) the organic process whereby the DNA sequence in a gene is copied into mRNA; the process whereby a base sequence of messenger RNA is synthesized on a template of complementary DNA

(genetics) the process of transfering genetic material from one cell to another by a plasmid or bacteriophage

(genetics) the process whereby genetic information coded in messenger RNA directs the formation of a specific protein at a ribosome in the cytoplasm

the process whereby a protein molecule assumes its intricate three-dimensional shape

(genetics) an exchange of chromosome parts

the transport of dissolved material within a plant

the emission of water vapor from the leaves of plants

the process of tumefying; the organic process whereby tissue becomes swollen by the accumulation of fluid within it

the process of ulcer formation; the process of becoming ulcerated

the organic process whereby body tissue becomes vascular and develops capillaries

the formation of vesicles in or beneath the skin

(histology) the preservation and hardening of a tissue sample to retain as nearly as possible the same relations they had in the living body

preservation (of a dead body) by treating with balsams and drugs and other chemicals

(physiology) regulation or maintenance of a function or action or reflex etc

the metabolic processes whereby certain organisms obtain energy from organic molecules; processes that take place in the cells and tissues during which energy is released and carbon dioxide is produced and absorbed by the blood to be transported to the lungs

the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation

a single complete act of breathing in and out

the process of taking in and expelling air during breathing

the process of taking food into the body through the mouth (as by eating)

activities associated with sexual intercourse

the introduction of semen into the genital tract of a female

the suspension of consciousness and decrease in metabolic rate

a bodily process occurring due to the effect of some antecedent stimulus or agent

the process of shedding tears (usually accompanied by sobs or other inarticulate sounds)

(biology) the growing of microorganisms in a nutrient medium (such as gelatin or agar)

the cessation of lactation

shedding of flowers and leaves and fruit following formation of scar tissue in a plant

adaptation to a new climate (a new temperature or altitude or environment)

imperfect development; nondevelopment of a part

the developmental process of forming tooth enamel

the direct method of cell division characterized by simple division of the nucleus without formation of chromosomes

the synthesis in living organisms of more complex substances (e.g., living tissue) from simpler ones together with the storage of energy

the evolution of one type of organism from another by a long series of gradual changes

muscular action of the alimentary tract in a direction opposite to peristalsis

the formation of new blood vessels

the evolution or genesis of the human race

(biology) growth in the thickness of a cell wall by the deposit of successive layers of material

reproduction without the fusion of gametes

growth from increase in cell size without cell division

the amount of energy required to maintain the body of an individual in a resting state

the time and process of budding and unfolding of blossoms

sitting on eggs so as to hatch them by the warmth of the body

giving birth to a calf

normal aging of cells

introduction during embryonic development of characters or structure not present in the earlier evolutionary history of the strain or species (such as the addition of the placenta in mammalian evolution)

the parturition process in human beings; having a baby; the process of giving birth to a child

(embryology) the repeated division of a fertilised ovum

(botany) the process in some plants of parts growing together that are usually separate (such as petals)

the process of fostering the growth of something

the origin and development and variation of cells

the loss of specialization in form or function

any of several bodily processes by which substances go out of the body

adaptation to intimate association with human beings

the appearance of entirely new properties at certain critical stages in the course of evolution

the process of coughing up and spitting out

the production of a litter of pigs

a metabolic process that breaks down ingested fats into fatty acids and glycerol and then into simpler compounds that can be used by cells of the body

the process of becoming feminized; the development of female characteristics (loss of facial hair or breast enlargement) in a male because of hormonal disorders or castration

(medicine) the formation of morbific matter in an abscess or a vesicle and the discharge of pus

(botany) the process of forming leaves

the bearing of fruit

the secretion of milk

the development and maturation of sex cells through meiosis

the process of breaking down proteins by the action of the gastric juice in the stomach

the process whereby seeds or spores sprout and begin to grow

a metabolic process that breaks down carbohydrates and sugars through a series of reactions to either pyruvic acid or lactic acid and releases energy for the body in the form of ATP

the general form or mode of growth (especially of a plant or crystal)

the production of young from an egg

the natural process by which the body repairs itself

agglutination of red blood cells

incomplete or partial metamorphosis in insects

development of insects with incomplete metamorphosis in which no pupal stage precedes maturity

complete metamorphosis in insects

excessive secretion

the accumulation of blood in an organ

(medicine) the invasion of the body by pathogenic microorganisms and their multiplication which can lead to tissue damage and disease

the fruiting stage of the inflorescence

(biology) growth in the surface area of a cell by the deposit of new particles between existing particles in the cell wall

agglutination of an agglutinogen of one individual by a serum from another individual of the same species

the process of growing into a youth

shedding tears

the production and secretion of milk by the mammary glands

the production of eggs (especially in birds)

the course of developmental changes in an organism from fertilized zygote to maturity when another zygote can be produced

evolution on a large scale extending over geologic era and resulting in the formation of new taxonomic groups

abnormal absorption of nutrients from the digestive tract

the abnormal development of male sexual characteristics in a female (usually as the result of hormone therapies or adrenal malfunction)

(genetics) cell division that produces reproductive cells in sexually reproducing organisms; the nucleus divides into four nuclei each containing half the chromosome number (leading to gametes in animals and spores in plants)

the process of becoming mellow

the spreading of a disease (especially cancer) to another part of the body

evolution resulting from small specific genetic changes that can lead to a new subspecies

cell division in which the nucleus divides into nuclei containing the same number of chromosomes

periodic shedding of the cuticle in arthropods or the outer skin in reptiles

regeneration on a reduced scale of a body part; observed especially in invertebrates such as certain lobsters

differentiation and growth of the structure of an organism (or a part of an organism)

the development of a myelin sheath around a nerve fiber

the pathological process that results in the formation and growth of a tumor

the development of nerve tissues

process whereby opsonins make an invading microorganism more susceptible to phagocytosis

excessive activity

emergence during embryonic development of various characters or structures that appeared during the evolutionary history of the strain or species

the origination and development of a disease

the process of wavelike muscle contractions of the alimentary tract that moves food along

the process of the sweat glands of the skin secreting a salty fluid

process in which phagocytes engulf and digest microorganisms and cellular debris; an important defense against infection

process by which certain cells can engulf and incorporate droplets of fluid

the formation of the placenta in the uterus

a process involving fixation and dehydration and forced impregnation and hardening of biological tissues; water and lipids are replaced by curable polymers (silicone or epoxy or polyester) that are subsequently hardened

growth by the rapid multiplication of parts

falling out of hair

a general term for the origin and development of almost any aspect of the mind

the development in the life of an individual of some disorder that is caused by psychological rather than physiological factors

progressive acquisition of skills involving both mental and motor activities

(psychoanalysis) the process during which personality and sexual behavior mature through a series of stages: first oral stage and then anal stage and then phallic stage and then latency stage and finally genital stage

the process of cooling or freezing (e.g., food) for preservative purposes

the process of putting forth roots and beginning to grow

the secretion of saliva

reproduction involving the union or fusion of a male and a female gamete

(biology) the structural adaptation of some body part for a particular function

the evolution of a biological species

the failure to develop some part or organ

process in which skin pigmentation darkens as a result of exposure to ultraviolet light

the eruption through the gums of baby teeth

the development of defects in an embryo

the process of giving off or exhaling water vapor through the skin or mucous membranes

the process of growth in plants

concluding state of pregnancy; from the onset of contractions to the birth of a child

the leakage of blood from a vessel into tissues surrounding it; can occur in injuries or burns or allergic reactions

extravasation of urine into the scrotal sac