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rubber

PRIMARY MEANINGS OF: rubber

1
nv
an elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products
coat or impregnate with rubber
2
adj
returned for lack of funds
FULL DEFINITIONS OF: rubber
1

n an elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products

Synonyms:
India rubber, caoutchouc, gum elastic, natural rubber
Types:
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foam rubber
spongy rubber; made by introducing air bubbles before vulcanization and used for cushioning or upholstery
crepe rubber
crude natural rubber; used mainly for shoe soles
cold rubber
a rubber made at low temperatures (5 degrees Centigrade) which is tougher than conventional rubber and is often used in car tires
ebonite, hard rubber, vulcanite
a hard nonresilient rubber formed by vulcanizing natural rubber
Para rubber
a type of natural rubber obtained from tropical South American trees
Type of:
latex
a milky exudate from certain plants that coagulates on exposure to air

n any of various synthetic elastic materials whose properties resemble natural rubber

Synonyms:
synthetic rubber
Types:
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silicone rubber
made from silicone elastomers; retains flexibility resilience and tensile strength over a wide temperature range
neoprene
a synthetic rubber that is resistant to oils and aging; used in waterproof products
buna, buna rubber
made by polymerizing butadiene
butyl rubber
synthetic rubber made by polymerizing isobutylene
Type of:
synthetic, synthetic substance
a compound made artificially by chemical reactions

n an eraser made of rubber (or of a synthetic material with properties similar to rubber); commonly mounted at one end of a pencil

Synonyms:
pencil eraser, rubber eraser
Type of:
eraser
an implement used to erase something

n a waterproof overshoe that protects shoes from water or snow

Synonyms:
arctic, galosh, golosh, gumshoe
Type of:
overshoe
footwear that protects your shoes from water or snow or cold

n contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse

Synonyms:
condom, prophylactic, safe, safety
Type of:
birth control device, contraceptive, contraceptive device, preventative, preventive, prophylactic device
an agent or device intended to prevent conception

v coat or impregnate with rubber

Synonyms:
rubberise, rubberize
Type of:
coat, surface
put a coat on; cover the surface of; furnish with a surface
2

adj returned for lack of funds

“a rubber check”
Synonyms:
no-good
bad
having undesirable or negative qualities
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