Bible Dictionaries
Subsoil

Webster's Dictionary

(1):

(n.) The bed, or stratum, of earth which lies immediately beneath the surface soil.

(2):

(v. t.) To turn up the subsoil of.

Bibliography Information
Webster, Noah. Entry for 'Subsoil'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​s/subsoil.html. 1828.