n.
Pronunciation: ' sel-y ə - ˌ lo ̇ id
Function: noun
Etymology: from Celluloid, a trademark
Date: 1870
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