Grade 6 breadth Get Printable Handwriting (breadth) 1 syllables Rhymes Learn It! Spelling Test Definition noun. 1 size from side to side 2 an area over which activity or capacity or influence extends Example Sentence He measured the breadth of the box. OR His breadth of history is amazing. Synonyms width; wideness; broadness; scope; range Antonyms height Rhymes One Syllable Rhymes (1) breadth Share with your friends: