- a combining form meaning “half,” used in the formation of compound words: hemimorphic.
Origin of hemi-
< Greek hēmi- half; cognate with Latin sēmi- semi-
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from Latin, from Greek hēmi-
Word Origin and History for hemi-
Online Etymology Dictionary, © 2010 Douglas Harper
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- A prefix meaning half, as in hemisphere, half a sphere.
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