humic

[hyoo-mik or, often, yoo-]

adjective Chemistry.

of or noting a substance, as an acid, obtained from humus.

Origin of humic

1835–45; < Latin hum(us) ground, mould + -ic

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for humic

Historical Examples of humic

Humic, hū′mik, adj. denoting an acid formed by the action of alkalies on humus or mould.
Chambers's Twentieth Century Dictionary (part 2 of 4: E-M)
Various
The residues, which are insoluble in water, but redissolve in ammonia, have the properties of humic acids.
Researches on Cellulose
C. F. Cross
This deposit, if obtained from light brown peat, is ulmic acid; if from black peat, it is humic acid.
Peat and its Uses as Fertilizer and Fuel
Samuel William Johnson
A small portion of nitrogen unites with hydrogen, forming ammonia, which remains combined with the humic and other acids.
Peat and its Uses as Fertilizer and Fuel
Samuel William Johnson
This solvent separates the humic and ulmic acids from the undecomposed vegetable fibers.
Peat and its Uses as Fertilizer and Fuel
Samuel William Johnson

British Dictionary definitions for humic

humic

adjective

of, relating to, derived from, or resembling humushumic acids

Word Origin for humic

C19: from Latin humus ground + -ic

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