surficial

[ ser-fish-uh l ]
/ sərˈfɪʃ əl /

adjective

of or relating to a surface, especially the land surface: a surficial geologic deposit.

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Origin of surficial

1890–95; blend of surface and superficial

OTHER WORDS FROM surficial

sur·fi·cial·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for surficial