sea pen

noun

1. any of several colonial coelenterates of the genus Pennatula and related genera, having the shape of a fleshy feather.

sea pen

noun

1. any of various anthozoan coelenterates of the genus Pennatula and related genera, forming fleshy feather-like colonies in warm seas: order Pennatulacea

Word History and Origins

Origin of sea pen¹

First recorded in 1755–65

Example Sentences

I read that Washington State’s Lummi tribe and other animal activists have unsuccessfully petitioned to move her to a sea pen, where she could be in acoustic contact with her mother and siblings, who still live in the wild.

From Outside Online

Each sea-pen is a colony of Alcyonarians, and the name is due to the singular arrangement of the individuals upon the common stem.

From Project Gutenberg

I will only mention one other animal, a zoophyte (I believe Virgularia Patagonica), a kind of sea-pen.

From Project Gutenberg

Mr. Darwin's description of a kind of Sea-pen, Virgularia Patagonia, throws some curious light on the habits of these creatures.

From Project Gutenberg