• Webster's Revised Unabridged Dictionary
    • a Gonidial (Zoöl) Of or pertaining to the angles of the mouth; as, a gonidial groove of an actinian.
    • a Gonidial (Bot) Pertaining to, or containing, gonidia.
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Century Dictionary and Cyclopedia
    • gonidial Pertaining to, of the nature of, or containing a gonidium: as, the gonidial grooves of a sea-anemone, serving to convey ova.
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