archo-


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archo-

An obsolete root form for either anus (ano-) or rectum (recto-).
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

arch-

, arche- , archi- , archo-
1. Combining forms meaning primordial, ancestral, first, chief, or extreme.
2. dentistry Denoting the maxillary or mandibular arch.
[G. archē, origin, beginning]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012