celluloid

cel·lu·loid

noun \ˈsel-yə-ˌlȯid\

Definition of CELLULOID

1

: a tough flammable thermoplastic composed essentially of cellulose nitrate and camphor

2

: a motion-picture film <a work … making its third appearance on celluloid — John McCarten>

— celluloid adjective

Origin of CELLULOID

from Celluloid, a trademark

First Known Use: 1870

Rhymes with CELLULOID

adenoid, alkaloid, amoeboid, aneroid, anthropoid, arachnoid, asteroid, Australoid, carcinoid, Caucasoid, crystalloid, echinoid, ellipsoid, embryoid, eunuchoid, flavonoid, helicoid, hemorrhoid, hominoid, humanoid, hysteroid, metalloid, Mongoloid, myeloid, nautiloid, nucleoid, null and void, obovoid, opioid, osteoid, overjoyed, paranoid, planetoid, Polaroid, retinoid, rheumatoid, solenoid, Stalinoid, trapezoid, unalloyed, unemployed