peristome

noun
peri·​stome | \ ˈper-ə-ˌstōm How to pronounce peristome (audio) \

Definition of peristome

1 : the fringe of teeth surrounding the orifice of a moss capsule
2 : the region around the mouth in various invertebrates

Other Words from peristome

peristomial \ ˌper-​ə-​ˈstō-​mē-​əl How to pronounce peristomial (audio) \ adjective

First Known Use of peristome

1799, in the meaning defined at sense 1

History and Etymology for peristome

New Latin peristoma, from peri- + Greek stoma mouth — more at stomach

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More Definitions for peristome

peristome

noun
peri·​stome | \ ˈper-ə-ˌstōm How to pronounce peristome (audio) \

Medical Definition of peristome

: the area surrounding the mouth or cytostome of a protozoan

Other Words from peristome

peristomial \ ˌper-​ə-​ˈstō-​mē-​əl How to pronounce peristomial (audio) \ adjective