• Webster's Revised Unabridged Dictionary
    • n dactylozooid (Zoöl) A kind of zooid of Siphonophora which has an elongated or even vermiform body, with one tentacle, but no mouth. See Siphonophora.
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Century Dictionary and Cyclopedia
    • n dactylozooid In zoology, an occasional elongated appendage of hydrozoans, devoid of a mouth and gastric cavity, and having a simple tentacular function: so called from its shape.
    • n dactylozooid One of the members of a colony of Hydrozoa whose function is to capture food for the gastrozoöids. or nutritive members of the colony.
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Webster's Revised Unabridged Dictionary
Gr. da`ktylos finger + E. zooid,