tetramerous
/tɛˈtræmərəs/
adjective
- Having parts arranged in groups of four, especially in botany (e.g., flowers with four petals) or zoology.
- Many plants in the mustard family are tetramerous, with four-parted flowers.
- The tetramerous flower had four petals and four sepals.
- The biologist noted the tetramerous symmetry of the coral polyp.