Bible Dictionaries
Underworld

Webster's Dictionary

(1):

(n.) The inferior part of mankind.

(2):

(n.) The lower of inferior world; the world which is under the heavens; the earth.

(3):

(n.) The mythological place of departed souls; Hades.

(4):

(n.) The portion of the world which is below the horizon; the opposite side of the world; the antipodes.

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