mac·ro·in·ver·te·brate 
(măk′rō-ĭn-vûrtə-brāt′)
(măk′rō-ĭn-vûrtə-brāt′)n.
A macroscopic invertebrate, especially an aquatic organism such as a crustacean, a mollusk, or an aquatic insect.
- proclivity
- Procne
- procoagulant
- proconsul
- proconsular
- proconsulate
- proconsulship
- Procopius
- procrastinate
- procrastination
- procrastinator
- procreant
- procreate
- procreation
- procreative
- procreator
- Procrustean
- Procrustean bed
- procryptic
- proctitis
- proctodaeum
- proctodeum
- proctologic
- proctological
- proctologically