peronium
/pəˈrəʊnɪəm/Zoology
noun
In certain hydromedusae: a tentacle formed by an extension of the umbrellar ectoderm and lacking mesogloea. Usually in plural.
Origin
Late 19th century; earliest use found in Science. From ancient Greek περόνη fibula, brooch + scientific Latin -ium, apparently after German Mantelspange, lit. ‘cloak pin’.
- prison cell
- prison crop
- prison-cropped
- prison door
- prison editor
- prisoner
- prisoner of conscience
- prisoner of state
- Prisoner of the Crown
- prisoner of war
- prisoner-of-war camp
- prisoner-of-wardom
- prisoners' bars
- prisoners bars
- prisoner's bars
- prisoner's base
- prisoner's dilemma
- prisoner's friend
- prisonership
- prisoners-of-war camp
- prison fever
- prison-free
- prisonful
- prison gate
- prison-gray