General Terms
- Bovine / Bovin: General terms for cattle.
- Cattle: Refers to the whole species.
- Beef: Often refers to cows raised for meat.
- Dairy cow: Raised for milk production.
- Heifer: Young female that has not given birth.
- Steer: Castrated male.
- Bull: Male.
- Calf: Young cow of either gender.
Informal Terms
- Moo-cow
- Daisy
- Bossie
Regional Terms
- Brute
- Coo
Other
- Milker (producing milk)
- Dry cow (not producing milk)
The right term depends on context.