Webster’s Revised Unabridged Dictionary · 1913
Gelatinize
Ge·lat′i·nize (jē·lăt′ĭ·nīz), v. t. 1. To convert into gelatin or jelly. Same as Gelatinate, v. t.
2. (Photog.) To coat, or otherwise treat, with gelatin.
Ge·lat′i·nize, v. i. Same as Gelatinate, v. i.