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: increase twofold
"The population doubled within 50 years";

double in BSL Watch how to sign double in British Sign Language
double - SignStation
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See also: parlay, double up

Similiar / Same: duplicate

Categories: manifold, multiply

Within this category: geminate, redouble

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