The Collaborative International Dictionary of English v.0.48:
Laterite \Lat"er*ite\, n. [L. later brick, tile: cf. F. lat['e]rite.] (Geol.) An argillaceous sandstone, of a red color, and much seamed; -- found in India. [1913 Webster]WordNet (r) 3.0 (2006):
laterite n 1: a red soil produced by rock decay; contains insoluble deposits of ferric and aluminum oxides