1. Of a yellow or yellowish color; used chiefly in anatomical and biological terminology.
Usage: technical; medical; from Latin luteus meaning yellow

1. Short for corpus luteum; a temporary endocrine gland formed in the ovary after ovulation.
Usage: medical; anatomy; often used in the phrase 'corpus luteum'

Examples

• The corpus luteum secretes progesterone during the menstrual cycle.
• After ovulation, the luteum develops to support early pregnancy.
• The luteum typically lasts about 14 days if fertilization does not occur.
• Doctors monitor the luteum during fertility treatments.
• The formation of the luteum is essential for maintaining the uterine lining.