Word Study
stratigraphy
CIDE DICTIONARY
stratigraphy, n. [Stratum + -graphy.].
That branch of geology which treats of the arrangement and succession of strata. [1913 Webster]
OXFORD DICTIONARY
stratigraphy, n. Geol. & Archaeol.
1 the order and relative position of strata.
2 the study of this as a means of historical interpretation.
1 the order and relative position of strata.
2 the study of this as a means of historical interpretation.
Derivative
stratigraphic adj. stratigraphical adj.
Etymology
STRATUM + -GRAPHY
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