verb (used with object)

to cool in advance; cool artificially, as meat or fresh produce, before shipping.

Origin of precool

First recorded in 1900–05; pre- + cool
Related formspre·cool·er, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Word Origin and History for precool

also pre-cool, 1904, from pre- + cool (v.). Related: Precooled; precooling.

Online Etymology Dictionary, © 2010 Douglas Harper