precipitant

[pri-sip-i-tuh nt]

adjective

falling headlong.
rushing headlong, rapidly, or hastily onward.
hasty; rash.
unduly sudden or abrupt.

noun

Chemistry. anything that causes precipitation.

Origin of precipitant

1600–10; < Latin praecipitant- (stem of praecipitāns), present participle of praecipitāre to cast down headlong. See precipitate, -ant
Related formspre·cip·i·tant·ly, adverbun·pre·cip·i·tant, adjectiveun·pre·cip·i·tant·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


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British Dictionary definitions for precipitant

precipitant

adjective

hasty or impulsive; rash
rushing or falling rapidly or without heed
abrupt or sudden

noun

chem a substance or agent that causes a precipitate to form
Derived Formsprecipitance or precipitancy, nounprecipitantly, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for precipitant
adj.

1610s, from Latin precipitantem, present participle of praecipitare (see precipitate (v.)). As a noun in chemistry from 1680s. The adjective senses now are taken by precipitate (adj.).

Online Etymology Dictionary, © 2010 Douglas Harper

precipitant in Medicine

precipitant

[prĭ-sĭpĭ-tənt]

n.

A substance that causes a precipitate to form when it is added to a solution.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.