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Meaning of semiterrestrial

sem•i•ter•res•tri•al

Pronunciation: (sem"ē-tu-res'trē-ul, sem"ī-), [key]
— adj. Biol.
  1. living mostly on land but requiring a moist environment or nearby water, esp. as a breeding site: Most amphibians are semiterrestrial.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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