/ Thesaurus / A Synonyms of angle of inclination Find synonyms for: Noun1. inclination, angle of inclination, angleusage: (geometry) the angle formed by the x-axis and a given line (measured counterclockwise from the positive half of the x-axis)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language