etio-

etio-

(ē'tē-ō),
1. Prefix used with, for example, cholane to indicate replacement of the C-17 side chain by H; thus, etiocholane is the 5β isomer of androstane.
2. Combining form meaning cause.
Farlex Partner Medical Dictionary © Farlex 2012

aetio-

The Greek root for “cause”, as in aetiology.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

etio-

[Gr. aitia, cause]
Prefix meaning causation. The variant aetio- is used outside the U.S.
Medical Dictionary, © 2009 Farlex and Partners
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