: a flocculent mass

Example Sentences

Recent Examples on the Web In a new set of experiments, Ratcliff’s team is pitting snowflake yeast against floc yeast in a head-to-head battle. Quanta Magazine, 3 Nov. 2015

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'floc.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


short for floccule

First Known Use

1921, in the meaning defined above

Time Traveler
The first known use of floc was in 1921

Dictionary Entries Near floc

Cite this Entry

“Floc.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/floc. Accessed 2 Dec. 2022.

Medical Definition

floc 1 of 2


: a flocculent mass formed by the aggregation of a number of fine suspended particles


2 of 2


flocced ˈfläkt How to pronounce floc (audio) ; floccing ˈfläk-iŋ How to pronounce floc (audio)

intransitive verb

: to aggregate into flocs

transitive verb

: to cause to floc

More from Merriam-Webster on floc

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