clinical depression a state of depression and anhedonia so severe as to require clinical intervention
ecological succession (ecology) the gradual and orderly process of change in an ecosystem brought about by the progressive replacement of one community by another until a stable climax is established
planning commission a commission delegated to propose plans for future activities and developments
slang expression informal language consisting of words and expressions that are not considered appropriate for formal occasions; often vituperative or vulgar
gene expression conversion of the information encoded in a gene first into messenger RNA and then to a protein
submission the act of surrendering power to another
peacekeeping mission the activity of keeping the peace by military forces
compassion a deep awareness of and sympathy for another's suffering
Population Commission the commission of the Economic and Social Council of the United Nations that is concerned with population control
Bacillus subtilis a species of bacillus found in soil and decomposing organic matter; some strains produce antibiotics
reconnaissance mission the act of reconnoitring
greenhouse emission a gas that contributes to the greenhouse effect by absorbing infrared radiation
Fehling's solution a liquid solution of copper sulfate and potassium tartrate and sodium hydroxide that is used to test for sugar in the urine; solution turns reddish when sugar is present
Languas speciosa cultivated for its shining oblong leaves and arching clusters of white flowers with pink shading and crinkled yellow lips with variegated magenta stripes
Koplik's spots small red spots with white centers found on the mucous membranes of the mouth and tongue; symptom of measles that appears one or two days before the measles rash appears
cooling system a mechanism for keeping something cool
nuclear submarine a submarine that is propelled by nuclear power
polling station a site where voters go to cast their votes in an election
ballistic missile a missile that is guided in the first part of its flight but falls freely as it approaches target
fairness commission a commission delegated to ensure opportunities for the expression of opposing views