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spiro-

1
  1. a combining form meaning “respiration,” used in the formation of compound words: spirograph.
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Origin of spiro-

1
combining form of Latin spīrāre to breathe

spiro-

2
  1. a combining form meaning “coil,” “spiral,” used in the formation of compound words: spirochete.
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Origin of spiro-

2
combining form of Latin spīra < Greek speîra coil
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for spiro-

spiro-

1
combining form
  1. indicating breath or respirationspirograph
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Word Origin for spiro-

from Latin spīrāre to breathe

spiro-

2
combining form
  1. spiral; coilspirochaete
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Word Origin for spiro-

from Latin spīra, from Greek speira a coil
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

spiro- in Medicine

spiro-

pref.
  1. Spiral; coil; coil-shaped:spirillar.
  2. Breath; breathing;spirograph.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.