GELATINIZE Meaning of GELATINIZE in English vi ·same·as gelatinate, ·vi. 2. gelatinize ·vt to coat, or otherwise treat, with gelatin. 3. gelatinize ·vt to convert into gelatin or jelly. ·same·as gelatinate, ·vt. Webster English vocab. Английский словарь Webster. 2012