sinistro-

a combining form meaning “left, on the left,” used in the formation of compound words: sinistrodextral.

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Origin of sinistro-

< Latin sinistr-, stem of sinister (see sinister) + -o-

Words nearby sinistro-

sinister, sinistrad, sinistral, sinistrality, sinistration, sinistro-, sinistrocardia, sinistrocerebral, sinistrocular, sinistrodextral, sinistrogyration
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for sinistro-

sinistro-

pref.

Left:sinistral.
Levorotatory:sinistrotorsion.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.