hemi

[ hem-ee ]
/ ˈhɛm i /

noun Automotive.

an internal-combustion engine having hemispherical combustion chambers.

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Origin of hemi

shortening of hemi-head

Definition for hemi (2 of 2)

hemi-

a combining form meaning “half,” used in the formation of compound words: hemimorphic.

Origin of hemi-

<Greek hēmi- half; cognate with Latin sēmi-semi-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for hemi

  • Hemi” means “half,” so each half of the globe is called a “hemisphere.

    Where We Live|Emilie Van Beil Jacobs
  • The whole is finally protected by a hemi 360spherical covering of moss, made into a sort of felt and lined with wax.

    The Insect World|Louis Figuier
  • Fine fighters Hemi Nape and his boys, were and well they bore themselves, but alas!

  • Kauaka hei a Hemi taku pu, let not my gun be in the possession of Hemi.

    First Lessons in the Maori Language|William Leonard Williams

British Dictionary definitions for hemi

hemi-

prefix

halfhemicycle; hemisphere Compare demi- (def. 1), semi- (def. 1)

Word Origin for hemi-

from Latin, from Greek hēmi-
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

Medical definitions for hemi

hemi-

pref.

Half:hemicardia.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for hemi

hemi-

A prefix meaning “half,” as in hemisphere, half a sphere.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.