You searched for: “semi-
bi-, semi-
bi- (BIGH), prefix = (noun)
1. Two times: Jeff and Lorna came to visit us bimonthly each year.
2. Coming or happening two times: Something which can occur on a biannual basis or that is happening twice a year.
semi- (SEM igh, SEM ee), prefix = (noun)
1. Half of: The teacher was clever and could draw a perfect semicircle free hand.
2. Occurring halfway through a designated period of time: Vincent's semiannual visit to his cousin took place twice a year.

The festival was held on a semiannual basis.

3. Partial or incomplete: Dale wanted to visit the semitropical area on his next vacation.

After the accident, the patient was only semiconscious.

The biannual celebrations in the town coincided with the semiannual spelling bee at the local school.

A unit related to: “semi-
(Latin: half, partly, twice)