Search and compare thousands of words and phrases in British Sign Language (BSL). The largest collection online.
How to sign: the 3rd letter of the Roman alphabet
How to sign: the speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second
How to sign: an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organic compounds
Similiar / Same: carbon