plural of gradian

A habitational surname from Old English from several places of that name in England. / A surname from Irish anglicised from the Irish Ó hArrachtáin descendant of Arrachtán.

(astronomy) A spiral galaxy in the Local Group and closest to the Milky Way, visible to the naked eye in the constellation of Andromeda, the brightest of the Messier objects and often referred to b...

plural of anisometropia