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tunicate

/too-ni-kit, -keyt, tyoo-/US // ˈtu nɪ kɪt, -ˌkeɪt, ˈtyu- //UK // (ˈtjuːnɪkɪt, -ˌkeɪt) //

吐真剂,吐鲁番,吐纳,吐温

Definitions

n.名词 noun
  1. 1
    • : Zoology. any sessile marine chordate of the subphylum Tunicata, having a saclike body enclosed in a thick membrane or tunic and two openings or siphons for the ingress and egress of water.
adj.形容词 adjective
  1. 1

    Also tu·ni·cat·ed.

    • : having a tunic or covering.
    • : of or relating to the tunicates.
    • : Botany. having or consisting of a series of concentric layers, as a bulb.

Examples

  • We have found chemicals in Antarctic sponges and tunicates and some algae, that have garnered attention as potential drugs.

  • Compare the life-history of the lamprey and of the tunicate.

  • The word tunicate in the above table is used for the136 plants which Albertus describes as growing ex ligneis tunicis.

  • In the open channel of a sponge, the mouth of a tunicate and in similar cavities of various animals, little fishes may be found.