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

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
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
We are well aware that the nitrogen present in the humic matter of the soil is readily nitrifiable.
Manures and the principles of manuring|Charles Morton Aikman
This solvent separates the humic and ulmic acids from the undecomposed vegetable fibers.
Peat and its Uses as Fertilizer and Fuel|Samuel William Johnson

The second class of substances formed are soluble organic acids, such as humic and ulmic acids.
Manures and the principles of manuring|Charles Morton Aikman

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

humic

adjective Chemistry.

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Origin of humic

Examples from the Web for humic

humic

adjective

Word Origin for humic