Definitions

1. noun

A very large gamete, especially one produced in certain species of algae or protozoa.

“The study of the megagamete’s structure and function provided valuable insights into reproductive biology.”

2. noun

A large cell or reproductive unit that results from the fusion of two gametes or gametangia, especially in certain algae or protozoa.

“The megagamete of the green algae species Chlamydomonas reinhardtii is a large, multinucleate cell.”