Oblongum

Ob·lon'gum noun ; plural Oblonga . [ New Latin See Oblong .] (Geom.) A prolate spheroid; a figure described by the revolution of an ellipse about its greater axis. Confer Oblatum , and see Ellipsoid of revolution , under Ellipsoid .
Found on http://www.encyclo.co.uk/webster/O/4

Oblongum

• (n.) A prolate spheroid; a figure described by the revolution of an ellipse about its greater axis. Cf. Oblatum, and see Ellipsoid of revolution, under Ellipsoid.
Found on http://thinkexist.com/dictionary/meaning/oblongum/
No exact match found