- falling headlong.
- rushing headlong, rapidly, or hastily onward.
- hasty; rash.
- unduly sudden or abrupt.
- Chemistry. anything that causes precipitation.
Origin of precipitant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for precipitant
The Ph. Grca orders infusion of galls to be used as the precipitant.
The degree of separation of water (spent lye) depends upon the amount of precipitant used.The Handbook of Soap Manufacture
W. H. Simmons
However, the appearance of the new arrival greatly modified the unfavorable impression produced by his precipitant action.
Potassium hydrate and ammonia give black grey or black precipitates, which are insoluble in excess of the precipitant.
Ammonia gives a similar precipitate, which is soluble in excess of the precipitant.
- hasty or impulsive; rash
- rushing or falling rapidly or without heed
- abrupt or sudden
- chem a substance or agent that causes a precipitate to form
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
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
- 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.