ascidian definition

  • noun:
    • See water squirt.
    • Any person in the course Ascidiacea (the ocean squirts)
    • one of several Ascidioidea, or perhaps in a more general good sense, one of several Tunicata. Additionally as an adj.
    • one of several Ascidia or Tunicata; a sea-squirt.
    • moment inactive marine invertebrate having a saclike body with siphons by which water enters and leaves
  • others:
    • Of or from the Ascidia or Tunicata.

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