STRATIGRAPHIES

Scrabble 20 Words With Friends 21

Scrabble letter values: S₁T₁R₁A₁T₁I₁G₂R₁A₁P₃H₄I₁E₁S₁ = 20

Definition

STRATIGRAPHIES is the plural of STRATIGRAPHY.

noun STRATIGRAPHY: the branch of geology that studies the arrangement and succession of strata.