acorn

[ ey-kawrn, ey-kern ]
/ ˈeɪ kɔrn, ˈeɪ kərn /

noun

the typically ovoid fruit or nut of an oak, enclosed at the base by a cupule.
a finial or knop, as on a piece of furniture, in the form of an acorn.

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Origin of acorn

before 1000; Middle English acorne (influenced by corn1), replacing akern,Old English æcern, æcren mast, oak-mast; cognate with Old Norse akarn fruit of wild trees, Middle High German ackeran acorn, Gothic akran fruit, yield <Germanic *akrana-; alleged derivation from base of acre is dubious if original reference was to wild trees

OTHER WORDS FROM acorn

acorned, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for acorn

British Dictionary definitions for acorn

acorn
/ (ˈeɪkɔːn) /

noun

the fruit of an oak tree, consisting of a smooth thick-walled nut in a woody scaly cuplike base

Word Origin for acorn

C16: a variant (through influence of corn) of Old English æcern the fruit of a tree, acorn; related to Gothic akran fruit, yield
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