In such collections of ideas, passing under one name, definition, or the teaching the signification of one word by several others, has place, and may make us understand the names of things which never came within the reach of our senses; and frame ideas suitable to those in other men's minds, when they use those names: provided that none of the terms of the definition stand for any such simple ideas, which he to whom the explication is made has never yet had in his thought.
Izen baten pean doazen horrelako ideia bildumetan badu lekua definizioak edo hitz baten esanahia beste hitz batzuez azaltzeak, eta gure sentimenen irispidera inoiz heldu gabeko gauzen izenak ezagutaraz diezazkiguke; baita beste gizaki batzuek izen horiek erabiltzean gogamenean dituzten ideien antzekoak guk eratzea eragin ere, definizioko termino batek ere azalpena jasotzen duenak bere pentsamenduetan sekula eduki gabeko ideia bakunik ordezkatu ezean.