Rubber vs. Elastomer

A yellowish, amorphous, elastic material, composed almost entirely of an isoprene polymer, obtained from the milky sap or latex of various tropical plants, especially the rubber tree, and vulcanized, pigmented, finished, and modified into products such as electric insulation, elastic bands and belts, tires, and containers. Also called caoutchouc, India rubber.

Any of various polymers having the elastic properties of natural rubber.

Any of numerous synthetic elastic materials of varying chemical composition with properties similar to those of natural rubber; an elastomer.

Any polymer having the elastic properties of rubber

A low overshoe made of rubber.

Any of various elastic materials that resemble rubber (resumes its original shape when a deforming force is removed)

(Baseball) The rectangular piece of hard rubber that the pitcher must remain in contact with when making a pitch.

An eraser.

A tire.

A set of tires on a vehicle.

(Slang) A condom.

One that rubs, especially one that gives a massage.

A series of games of which two out of three or three out of five must be won to terminate the play.

An odd game played to break a tie.

(uncountable) Pliable material derived from the sap of the rubber tree; a hydrocarbon polymer of isoprene.

Synthetic materials with the same properties as natural rubber.

An eraser.

A condom.

(countable) Someone or something which rubs.

One who rubs down horses.

One who practises massage.

A coarse towel for rubbing the body.

An abrasive for rubbing with: a whetstone, file, or emery cloth, etc.

(historical) The cushion of an electric machine.

The rectangular pad on the pitcher's mound from which the pitcher must pitch.

Water-resistant shoe covers, galoshes, overshoes.

Tires, particularly racing tires.

A hardship or misfortune.

(sports) In relation to a series of games or matches between two competitors where the overall winner of the series is the competitor which wins a majority of the individual games or matches:

The entire series, of an odd number of games or matches in which ties are impossible (especially a series of three games in bridge or whist).

An individual match within the series (especially in racquet sports).

A rubber match; a game or match played to break a tie.

The game of rubber bridge.

Not covered by funds on account.

(telephony) To eavesdrop on a telephone call

(slang) To rubberneck; to observe with unseemly curiosity.

One who, or that which, rubs.

In some games, as bridge or whist, the odd game, as the third or the fifth, which decides the winner when there is a tie between the players; as, to play the rubber; also, a contest determined by the winning of two out of three games; as, to play a rubber of whist.

India rubber; caoutchouc; gum elastic; - also called natural rubber.

Any substance, whether natural or synthetic, resembling India rubber with respect to its elasticity[1].

A low-cut overshoe made of natural or synthetic rubber[4], serving to keep the feet and shoes dry when walking in the rain or on a wet surface; - usually used in the plural.

A condom.

Latex from trees (especially trees of the genera Hevea and Ficus)

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

Contraceptive device consisting of a thin rubber or latex sheath worn over the penis during intercourse

A waterproof overshoe that protects shoes from water or snow

Coat or impregnate with rubber;

Made of rubber and therefore water-repellent;

Returned for lack of funds;