| Gradus (n.) A dictionary of prosody, designed as an aid in writing Greek or Latin poetry. Thesaurus Entries abecedarium, alphabet book, and arithmetic, battledore, casebook, elementary education, elements, exercise book, first steps, gradus, grammar, hornbook, initiation, introduction, manual, manual of instruction, primer, propaedeutic, reader, reading, rudiments, schoolbook, speller, spelling book, t, text, workbook, writing |