from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To cause (soil) to form lumps or masses.
- transitive v. To cause (clouds) to form fluffy masses.
- intransitive v. To form lumpy or fluffy masses.
- n. Something that has formed lumpy or fluffy masses.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To collect together in a loose aggregation like flocks (tufts) of wool.
from the GNU version of the Collaborative International Dictionary of English
- adj. Furnished with tufts of curly hairs, as some insects.
- intransitive v. To aggregate into small lumps.
- transitive v. To convert into floccules or flocculent aggregates; to make granular or crumbly.
from The Century Dictionary and Cyclopedia
- In entomology, bearing a flocculus or small bunch of curled hairs, as the trochanters of certain bees.
- To form visible loosed light masses, or flocculi, as of clay in soil-water or of nitrogenous substances in milk. The addition of lime or salt causes soil-water to flocculate; ammonia prevents the flocculation or breaks it up. A sheet of uniform stratus cloud often flocculates with numerous cirro-cumulus or alto-cumulus clouds arranged in rank and file.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- v. form into an aggregated lumpy or fluffy mass
- v. cause to become a fluffy or lumpy aggregate
CONAN: I don't think we've ever used the word flocculate on the program before.
The Word of the Day for January 20, 2009 is: flocculate • \FLAH-kyuh-layt\ • verb
During fermentation, yeast cells flocculate and either rise to the top or sink to the bottom of the vat.
By the end of the 19th century, a whole word family had been formed, including the adjective “flocculent,” the noun “floccule,” and the verb “flocculate.”
And one of their foods is something called marine snow, which is a sort of a flocculate particle, fluffy-like stuff that settles down.
Its amino acids are broken down into long strands, with a positive molecular charge able to flocculate the negatively charged yeast cells and pull them to the bottom of the vessel.
If dispersion is the problem the classic solution is to begin leaching with water of sufficiently high salinity to de-flocculate the soil (if such water is available), at the same time providing gypsum for displacement of sodium.
FLOCCULATION AND AGGREGATION: As a result of the cationic exchange and the increase in the quantity of electrolytes in the pore water, the soil grains flocculate and tend to accrete.
LIME: When the soil is too clayey, 1 to 2% lime can be added to flocculate the soil.
This was not crucial at the time as there were alternative sources of water available to the camp of 80,000 people and the fall-back option was to flocculate the river water.