gelatinate

Century Dictionary and Cyclopedia

1. To make gelatinous.
2. To become gelatinous. In mineralogy, said of a number of silicates, as calamin, which, when treated with hydrochlorid acid, are decomposed, and yield on partial evaporation a more or less perfect jelly.

Wiktionary

1. v. To be converted into gelatin or a jelly-like substance.

GNU Webster's 1913

1. v. To convert into gelatin, or into a substance resembling jelly.
2. v. To be converted into gelatin, or into a substance like jelly.