thickener

[ thik-uh-ner ]
/ ˈθɪk ə nər /

noun

something that thickens.
an apparatus for the sedimentation and removal of solids suspended in various liquids.

Origin of thickener

First recorded in 1645–55; thicken + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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