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actin-
actinal
acting
actinian
actinic
actinide
actinism
actinium
actino-
actinolite
actinometer
actinomorphic
actinomycete
actinomycin
actinomycosis
actinopterygian
actinouranium
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actino-
actino-


prefix 
Definition:
 
1. radial
actinomorphic
2. radiation
[< Greek aktin-, stem of aktis "ray"]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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