spermatid
/ˈspɜrmətɪd/
noun
- An immature male reproductive cell that develops into a sperm cell.
- During spermatogenesis, a spermatid undergoes changes to become a mature sperm.
- Under the microscope, the spermatid looks different from a fully formed sperm.
- The spermatid still has a round shape before it grows a tail.