a brown, melanin-tinted mixture of polymers, found in lignite, peat, and soils, where it acts as a cation exchange agent: used in drilling fluids and inks.
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Fancy Words For Everyday ActivitiesHumming (is so boring) Yet, bombinating sounds much more interesting! This word may sound a bit like bumblebee, which is kind of neat as it means “to hum, or buzz.” First published in the late 1800s, bombinate and bombilate are twins with family-tree roots tangled in both Greek and Latin derivatives (confusing) that lead to the late Latin bombilāre, or “to hum.” Breathing (is so …
Origin of humic acid
First recorded in 1835–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019