zonary

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adjective Zonal.

from The Century Dictionary.

• Pertaining to or characterized by a zone; having or presenting the form of a belt or girdle. A zonary placenta is one in which the fetal villi form a belt or zone. See Zonaria, Zonoplacentalia, and zonular.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective zonal

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective relating to or of the nature of a zone