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单词 planarioid
释义

planarioidadj.

Origin: Formed within English, by derivation. Etymons: Planaria n., -oid suffix.
Etymology: < Planaria n. + -oid suffix. N.E.D.(1907) gives the pronunciation of the second element as (-ēə·riˌoid) /-ˈɛərɪɔɪd/.
Zoology. Obsolete. rare.
Resembling a planarian. In quot.: = planuliform adj.
ΘΚΠ
the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Platyhelminthes > [adjective] > of or belonging to class Turbellaria > belonging to division Tricladida > belonging or related to genus Planaria > of the form of a planarian
planarioid1857
1857 Edinb. New Philos. Jrnl. 5 307 The planarioid larva of Hydractinia.
This entry has been updated (OED Third Edition, June 2006; most recently modified version published online June 2018).
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adj.1857
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