Synonyms of 'sheath'
2 condomDictionary, rubber (US , informal) , contraceptive
A rubber sheath placed over the erect penis stops sperm entering the vagina.
3 coveringDictionary, casing, case
It grows on a nerve sheath within the spinal column.
Copyright © 2016 by HarperCollins Publishers. All rights reserved.
Vanilla is the seed case of a South American orchid.
A casing is a substance or object that covers something and protects it.
Bullet casings lay scattered on the ground.
A condom is a covering made of thin rubber which a man can wear on his penis as a contraceptive or as protection against disease during sexual intercourse.
It's much better to use a condom every time you have sex.
Thesaurus for sheath from the Collins English Thesaurus
A sheath is a covering for the blade of a knife.