GRE Word List

CATALYST

a substance that enables a chemical reaction to proceed at a usually faster rate or under different conditions (as at a lower temperature) than otherwise possible

The meaning of the word catalyst is a substance that enables a chemical reaction to proceed at a usually faster rate or under different conditions (as at a lower temperature) than otherwise possible.

Random words

WordMeaning
plaintiveexpressive of suffering or woe : melancholy
gainsayto declare to be untrue or invalid
inconsequentialof no significance : unimportant
documentproof
anarchyabsence of government
palmany of a family (Palmae synonym Arecaceae) of mostly tropical or subtropical monocotyledonous trees, shrubs, or vines with usually a simple stem and a terminal crown of large pinnate or fan-shaped leaves
addlerotten
subservientuseful in an inferior capacity : subordinate
perspicaciousof acute mental vision or discernment : keen
authoritativehaving, marked by, or proceeding from authority