siliceous or si·li·cious [suh-lish-uh s] ExamplesWord Origin adjective
- containing, consisting of, or resembling .
- growing in soil rich in .
Origin of siliceous First recorded in 1650–60, siliceous is from the Latin word siliceus of flint or limestone. See, Related formsnon·si·li·ceous, adjectivenon·si·li·cious, adjective Examples from the Web for siliceous Historical Examples of siliceous
Because of their common gangue of quartz these are often called “dry” or “siliceous” ores.
C. K. Leith
In general, their siliceous shells are firmer and more massive, usually also somewhat larger, but of simpler structure.
The siliceous bars and beams constituting it are invariably solid, as also in the Nassellaria, never hollow, as in the Phodaria.
A hard mineral of the siliceous family, often cut into seals.
The siliceous bars and beams constituting it are invariably solid (as also in the Spumellaria); never hollow (as in the Phodaria).
British Dictionary definitions for siliceous siliceous silicious adjective
- of, relating to, or containing abundant silicasiliceous deposits; a siliceous clay
- (of plants) growing in or needing soil rich in silica
siliceous in Science siliceous [sĭ-lĭsh′əs]
- Resembling or containing silica.