**ellipticity** — [el΄ip tis′ə tē] n. 1. the condition of being elliptical; elliptical form 2. the degree of deviation of an ellipse, elliptical orbit, etc. from circular form, or of a spheroid from spherical form … English World dictionary

**ellipticity** — elliptic ► ADJECTIVE ▪ relating to or having the form of an ellipse. DERIVATIVES ellipticity noun … English terms dictionary

**ellipticity** — noun Date: 1753 deviation of an ellipse or a spheroid from the form of a circle or a sphere … New Collegiate Dictionary

**ellipticity** — /i lip tis i tee, el ip , ee lip /, n. the degree of divergence of an ellipse from a circle. [1745 55; elliptic (see ELLIPTICAL) + ITY] * * * … Universalium

**ellipticity** — noun a) The condition of being elliptical (flattened from perfect circular or spherical form) b) A measure of this flattening that is a function of the ellipses equatorial and polar radii … Wiktionary

**ellipticity** — el·lip·tic·i·ty … English syllables

**ellipticity** — el•lip•tic•i•ty [[t]ɪ lɪpˈtɪs ɪ ti, ˌɛl ɪp , ˌi lɪp [/t]] n. math. the degree of divergence of an ellipse from a circle • Etymology: 1745–55 … From formal English to slang

**ellipticity** — /əlɪpˈtɪsəti/ (say uhlip tisuhtee), /ˌilɪp / (say .eelip ) noun the degree of divergence of an ellipse from the circle … Australian English dictionary

**ellipticity** — noun the property possessed by a round shape that is flattened at the poles the oblateness of the planet • Syn: ↑oblateness • Derivationally related forms: ↑elliptic, ↑oblate (for: ↑oblateness) … Useful english dictionary

**Flattening** — Ellipticity redirects here. For ellipticity in differential calculus, see elliptic operator. This article is about geometry. For psychopathology, see flattening of affect. The flattening, ellipticity, or oblateness of an oblate spheroid is a… … Wikipedia