Underlie Definition
ŭndər-lī
underlain, underlay, underlies, underlying
verb
To be located under or below.
American Heritage
To lie under or beneath.
Trusses underlie the roof.
Webster's New World
To be the basis for; form the foundation of.
Webster's New World
To have priority over (another) in order of claim, as a bond.
Webster's New World
To constitute a prior claim over.
American Heritage
Origin of Underlie
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