(1):

(a.) Of honorable extraction; freeborn; noble; as, ingenuous blood of birth.

(2):

(a.) Noble; generous; magnanimous; honorable; upright; high-minded; as, an ingenuous ardor or zeal.

(3):

(a.) Free from reserve, disguise, equivocation, or dissimulation; open; frank; as, an ingenuous man; an ingenuous declaration, confession, etc.

(4):

(a.) Ingenious.