Definitions

1. noun

a sperm cell or male germ cell that is produced in the testes and stored in the epididymis and seminal vesicles

“The doctor studied the patient’s zoosperm count to determine the cause of his infertility.”

2. noun

a sperm cell or male germ cell, especially as a component of semen

“The fertility specialist examined the patient’s zoosperm to diagnose the underlying cause of his low sperm count.”