/ Thesaurus / L Synonyms of least squares Find synonyms for: Noun1. least squares, method of least squares, statistical method, statistical procedureusage: a method of fitting a curve to data points so as to minimize the sum of the squares of the distances of the points from the curveWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: imprudent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language