Planarian
/pləˈnɛə.ɹi.ən/ noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 Any of various flatworms of the order Tricladida living in marine, freshwater, or terrestrial environments.
- 2 free-swimming mostly freshwater flatworms; popular in laboratory studies for the ability to regenerate lost parts wordnet
Synonyms
All synonymsExample
More examples"I found a land planarian in the garden."
Etymology
From translingual Planaria (genus) (from Late Latin plānārius (“lying on a plane”), from Latin plānum) + -an.