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humic

American  
[hyoo-mik, yoo-] / ˈhju mɪk, ˈju- /

adjective

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


humic British  
/ ˈhjuːmɪk /

adjective

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

    humic acids

"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

Etymology

Origin of humic

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The decaying mosses release humic acids and sphagnan, a complex sugar, that make life difficult for the microorganisms that would normally cause rotting and decay.

From New York Times Jan. 30, 2023

Organic-rich soils seem particularly problematic; they are ripe with molecules like humic acid, which behaves like DNA and can foul later sequencing.

From Science Magazine Dec. 10, 2019

Lignite coal is the main raw material for Yongye’s humic acid products, according to filings.

From BusinessWeek Jun. 22, 2011

The purchase of the humic acid supplier opened access to raw materials, said Yu.

From BusinessWeek Jun. 22, 2011

It is tasteless, insoluble in alcohol and ether, and is described by Dana as an acid substance, or mixture of different acids, related to humic acid.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" by Various

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