(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.