Entry 3 senses · 2 variants Webster, 1913 Formulary /fôr'-myəl-ĕrˌ-ē/ · For·mu·la·ry · IPA /ˈfɔː(ɹ)mjʊləɹi/ a. n. 01 a. Stated; prescribed; ritual. 1. Stated; prescribed; ritual. 02 n. A book containing stated and prescribed forms, as of oaths, declarations, prayers, medical formulaæ, etc.; a book of precedents. pl. Formularies ((#)) 1. A book containing stated and prescribed forms, as of oaths, declarations, prayers, medical formulaæ, etc.; a book of precedents. 2. Prescribed form or model; formula.