petrosilicious

English

Alternative forms

• petrosiliceous

Etymology

From petro- +‎ silicious.

Adjective

petrosilicious (comparative more petrosilicious, superlative most petrosilicious)

1. (archaic) Containing or relating to petrosilex.

References

• “petrosilicious”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.