Join Us On

An Encyclopædia Britannica Company

Spanish Central

Browse Dictionary Browse Thesaurus

Get our free apps!iPhone•iPad•Android

Word of the Day

Blog: Words at Play

Dictionary

floc

noun \ˈfläk\

Definition of FLOC

: a flocculent mass

ADVERTISEMENT

Origin of FLOC

short for floccule

First Known Use: 1921

Rhymes with FLOC

bloc, block, bock, brock, chock, clock, cock, croc, crock, doc, dock, flock, frock, grok, hock, jock, knock, lakh, loch, lock, Locke, lough, moc, mock, nock, pock, roc, rock, schlock, shock, smock, sock, Spock, stock, wok

Learn More About FLOC

Britannica.com: Encyclopedia article about "floc"

Browse

Next Word in the Dictionary: flocciPrevious Word in the Dictionary: flobAll Words Near: floc

ADVERTISEMENT

Seen & Heard

What made you want to look up floc? Please tell us where you read or heard it (including the quote, if possible).

View Seen & Heard Highlights from Around the Site

Test Your Vocabulary!

10 Charming Words for Nasty People

Put-downs with flair

When "Literally" isn't, well, literal

How to use a word that (literally) drives some people nuts.

Know what this is?

Test your vocab with our fun, fast game

Ailurophobia, and 9 other unusual fears

Join Us

Merriam-Webster
on Facebook

Merriam-Webster
on Twitter

Bookstore: Digital and Print

Merriam-Webster references for Mobile, Kindle, print, and more.

See All

Other Merriam-Webster Dictionaries

© Merriam-Webster, Incorporated