a2.

Unreasonably obstinate; inflexibly fixed in opinion; not to be moved or persuaded by reasons; inflexible; as a stubborn son; a stubborn mind or soul. The queen is obstinate--stubborn to justice.

Persevering; persisting; steady; constant; as stubborn attention.

Stiff; not flexible; as a stubborn bow. Take a plant of stubborn oak.

Hardy; firm; enduring without complaint; as stubborn Stoics.

Harsh; rough; rugged.

Refractory; not easily melted or worked; as a stubborn ore or metal.

Refractory; obstinately resisting command, the goad or the whip; as a stubborn ass or horse.