What is Aristotles definition of intellectual virtues?

Intellectual virtue means seeking the truth.the intellectual virtues consists in the contemplation of truth.moral virtue gives happiness but intellectual virtue gives great happiness.since happiness lies in fulfilling our nature.the greatest happiness lies in the life of contemplation is man's ultimate good and his greatest happiness.Aristotle says that not all man have sufficient intellectual ability to engage in the contemplation of truth and experience this highest quality of happiness.