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sheath

Pronunciation: /ʃiːθ/

Translate sheath | into German | into Italian | into Spanish

Definition of sheath

noun (plural sheaths /ʃiːðz, ʃiːθs/)

a close-fitting cover for the blade of a knife or sword.
a structure in living tissue which closely envelops another:the fatty sheath around nerve fibres
a protective covering around an electric cable.
(also sheath dress) a woman’s close-fitting dress.
chiefly British a condom.