1. Thae act or process of combining or impregnating with silicon or silica; the state of being so combined or impregnated
   "silicification of wood"

Derived forms: silicifications

• unshrinkable
• unshrinking
• unshuttered
• unsighted
• unsightliness
• unsightly
• unsigned
• unsilenced
• unsimilarity
• unsinkable
• unsized
• unskilful
• unskilfulness
• unskilled
• unskilled person
• unskillful
• unskillfulness
• unslaked lime
• unsleeping
• unsling
• unsloped
• unsmiling
• unsmilingly
• unsmooth
• unsmoothed