ˈkäkəs noun
Etymology: New Latin, from Greek kokkos grain, seed, kermes berry
1. plural coc·ci ˈkäˌkī, -äkē, -äkˌsī, -äksē : mericarp
2. plural cocci : a spherical bacterium
3. capitalized : the type genus of Coccidae formerly including most scales, lac insects, and cochineal insects but now restricted to certain typical scales
4. plural cocci : cochineal 1