silicic
adjective
si·lic·ic sə-ˈli-sik 
: of, relating to, or derived from silica or silicon
Example Sentences
Recent Examples on the Web Volcanoes that form over land contain what's called silicic magma, which is high in silica and has a high viscosity. 
Sarah Gibbens, National Geographic, 17 May 2018 Most volcano enthusiasts will think first of the large, explosive eruptions of sticky, silicic-rich magma. Erik Klemetti, WIRED, 22 July 2016
Sarah Gibbens, National Geographic, 17 May 2018 Most volcano enthusiasts will think first of the large, explosive eruptions of sticky, silicic-rich magma. Erik Klemetti, WIRED, 22 July 2016 Word History
Etymology
New Latin silica & New Latin silicium silicon (from silica)
First Known Use
1817, in the meaning defined above
Phrases Containing silicic
Medical Definition
silicic
adjective
si·lic·ic sə-ˈlis-ik
: of, relating to, or derived from silica or silicon