C cell may refer to:
Biology and medicine
- parafollicular cell, neuroendocrine cells in the thyroid gland which secrete calcitonin
Technology
- C battery, a common household 1.5 volt dry cell battery
- C battery (vacuum tube), a battery used to power vacuum tubes in early electronic devices
See also
- Cell C, a South African cellular phone provider
- Cell (disambiguation)
- C (disambiguation)