lithify

[ lith-uh-fahy ]

verb (used with object)

, lith·i·fied, lith·i·fy·ing.

1. to change (sediment) to stone or rock.

verb (used without object)

, lith·i·fied, lith·i·fy·ing.

1. to become lithified.

Word History and Origins

Origin of lithify¹

lith- + -ify