Bible Dictionaries
Lifeblood

Webster's Dictionary

(1):

(n.) Fig.: That which gives strength and energy.

(2):

(n.) The blood necessary to life; vital blood.

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