![euphausiid euphausiid](https://www.tekportal.net/wp-content/uploads/2018/12/euphausiid.jpg)
euphausiid noun
- any small pelagic shrimplike crustacean of the order Euphausiacea: an important constituent of krill
Word Origin for euphausiid C19: from New Latin Euphausiacea, perhaps from Greek eu- + pha- from phainein to reveal, show + ousia substance, stuff