siliceous

adjective si·li·ceous \ sə-ˈli-shəs \
variants: or less commonly silicious

Definition of siliceous

:of, relating to, or containing silica or a silicate
  • siliceous limestone

Recent Examples of siliceous from the Web

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Origin and Etymology of siliceous

Latin siliceus of flint, from silic-, silex hard stone, flint


Medical Dictionary

siliceous

adjective si·li·ceous
variants: also silicious play \sə-ˈlish-əs\

medical Definition of siliceous

:of, relating to, or containing silica or a silicate
  • a siliceous cement used in dentistry

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