perradius
/pəˈreɪdɪəs/Zoology
noun
Each of the primary rays or axes in certain coelenterates and ctenophores.
Origin
Late 19th century; earliest use found in Ray Lankester (1847–1929), zoologist. From per- + radius.
- Peano arithmetic
- Peano axioms
- Peano curve
- Peano postulates
- Peano's arithmetic
- Peano's curve
- Peano's postulates
- peanut
- peanut boy
- peanut brittle
- peanut butter
- peanut candy
- peanut gallery
- peanut girl
- peanut head
- peanut-headed
- peanut oil
- peanut politician
- peanut politics
- peanut roaster
- peanut stand
- peanutty
- peanut worm
- peanuty
- pea ore