to receive into the womb and begin to breed; to begin the formation of the embryo of.-to form in the mind; to plan; to devise; to generate; to originate; as, to conceive a purpose, plan, hope.-to apprehend by reason or imagination; to take into the mind; to know; to imagine; to comprehend; to understand.-to have an embryo or fetus formed in the womb; to breed; to become pregnant.-to have a conception, idea, or opinion; think; -- with of.