BSL Sign Language Dictionary
Search and compare thousands of words and phrases in British Sign Language (BSL). The largest collection online.
How to sign: a structure resembling a bag in an animal
Categories: cavity, bodily cavity, cavum
Within this category: yolk sac, yolk sac, amnion, chorion, coelenteron, air bladder, air sac, air sac, saccule, bladder, acinus, bursa, cisterna, pouch, vesicle, alveolus, pericardial sac
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