humic

[ hyoo-mikor, often, yoo- ]

adjective

, Chemistry.

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

humic

/ ˈhjuːmɪk /

adjective

1. of, relating to, derived from, or resembling humus

   humic acids

Word History and Origins

Origin of humic¹

1835–45; < Latin hum(us) “ground, mold” + -ic

Word History and Origins

Origin of humic¹

C19: from Latin humus ground + -ic

Example Sentences

This deposit, if obtained from light brown peat, is ulmic acid; if from black peat, it is humic acid.

From Project Gutenberg

A small portion of nitrogen unites with hydrogen, forming ammonia, which remains combined with the humic and other acids.

From Project Gutenberg

This solvent separates the humic and ulmic acids from the undecomposed vegetable fibers.

From Project Gutenberg

In such soils humic acids are present and the requisite alkalinity is thus awanting.

From Project Gutenberg

We are well aware that the nitrogen present in the humic matter of the soil is readily nitrifiable.

From Project Gutenberg