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-esis

American

a suffix of Greek origin used to form nouns of action or process.

ecesis.

Etymology

Origin of -esis

< Greek -ē- v. formative + -sis -sis

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.