least squares least shrew • leastways · · · Info · Definitions · Synonyms · Characters · · least squares · · Text Common · · Latin · · Scripts 13 · · Length 4 · · Syllables Definitions · · · (noun) 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 curve. Synonyms: least squares, method of least squares. · · Noun Definition 1 Synonyms · · · method of least squares · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 l latin small letter l U+006C q latin small letter q U+0071 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075