BSL Sign Language Dictionary

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

Android app on Google Play
NEW View all these signs in the Sign BSL Android App. Download for free.

atomic number 20

How to sign: a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals

Sorry, no video found for this word.

Similiar / Same: calcium, Ca

Categories: metal, metallic element

Within this category: calcium ion

Do you know the sign for this?

Upload your sign now.

Share »   Facebook Twitter Pinterest Email