Dictionary

tetrahymena

noun tet·ra·hy·me·na \ˌte-trə-ˈhī-mə-nə\

Definition of TETRAHYMENA

:  any of a genus (Tetrahymena) of ciliate protozoans

Origin of TETRAHYMENA

New Latin, from tetra- + Greek hymēn membrane
First Known Use: 1962

tetrahymena

noun tet·ra·hy·me·na \-ˈhī-mə-nə\   (Medical Dictionary)

Medical Definition of TETRAHYMENA

1
capitalized :  a genus of free-living ciliate protozoans much used for genetic and biochemical research
2
:  any ciliate protozoan of the genus Tetrahymena

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