Bible Dictionaries
Preventive

Webster's Dictionary

(1):

(a.) Going before; preceding.

(2):

(a.) Tending to defeat or hinder; obviating; preventing the access of; as, a medicine preventive of disease.

(3):

(n.) That which prevents, hinders, or obstructs; that which intercepts access; in medicine, something to prevent disease; a prophylactic.

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