BSL Sign Language Dictionary

Search and compare thousands of words and phrases in British Sign Language (BSL). The largest collection online.

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How to sign: free of or using methods to keep free of pathological microorganisms
"a sterile operating area"; "aseptic surgical instruments"; "aseptic surgical techniques";

aseptic in BSL Watch how to sign aseptic in British Sign Language
aseptic - University of Wolverhampton
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