oblateness oblately • oblation · · · Info · Definitions · Synonyms · Characters · · oblateness · · Text Latin · · Script 10 · · Length Definitions · · · (noun) the property possessed by a round shape that is flattened at the poles. Synonyms: ellipticity. Example: "The oblateness of the planet." · · Noun Definition 1 Synonyms · · · ellipticity · · Synonym 1 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074