Substratum Definition
sŭbstrātəm, -strătəm
substrata
noun
substrata
An underlying layer.
American Heritage
A layer of earth beneath the surface soil; subsoil.
American Heritage
Any basis or foundation.
Webster's New World
A part, substance, element, etc. which lies beneath and supports another; foundation.
Webster's New World
Webster's New World
Other Word Forms of Substratum
Noun
Singular:
substratum
Plural:
substrataOrigin of Substratum
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