-ise¹

Chiefly British. variant of -ize: organise.

Usage note

See -ize.

-ise²

a noun suffix, occurring in loanwords from French, indicating quality, condition, or function: franchise; merchandise.

Compare -ice.

Origin of -ise²

Middle English < Old French -ise, variant of -ice

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for -ise

-ise

suffix forming verbs

a variant of -ize

xref

See -ize

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 -ise

see -ize.