verb (used with object) Archaic.

to modify or moderate by mixing or blending with something different or opposite.
to regulate or modify the temperature of.
to soothe; mollify; mitigate.
to accommodate; adapt (usually followed by to).

Origin of attemper

1325–75; Middle English attemperen < Latin attemperāre to adjust (see at-, temper); replacing Middle English attempren < Middle French attemprer < Latin, as above
Related formsun·at·tem·pered, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for attemper

Historical Examples of attemper

British Dictionary definitions for attemper


verb (tr) archaic

to modify by blending; temper
to moderate or soothe
to accommodate or bring into harmony
Derived Formsattemperment, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for attemper

late 14c., from Old French attemprer, from Latin attemperare, from ad- "to" (see ad-) + temperare (see temper (v.)). Related: Attempered; attempering.

Online Etymology Dictionary, © 2010 Douglas Harper