follicle
/ˈfɑlɪkəl/
noun
- A small sac or cavity in the body, especially one from which a hair grows.
- Each hair on your scalp grows from a tiny follicle.
- The dermatologist examined the patient's hair follicles for signs of infection.
- Using harsh chemicals can damage your hair follicles and cause hair loss.
- A small, fluid-filled sac in the ovary that contains an egg cell.
- The ultrasound showed several developing follicles in her ovaries.
- Doctors monitor follicle growth to determine the best time for fertility treatment.
- During ovulation, a mature follicle releases an egg from the ovary.