sea anemone

noun

1. any sedentary marine animal of the phylum Coelenterata, having a columnar body and one or more circles of tentacles surrounding the mouth.

sea anemone

noun

1. See actinia
   any of various anthozoan coelenterates, esp of the order Actiniaria, having a polypoid body with oral rings of tentacles See also actinia

sea anemone

1. Any of numerous, often brightly colored cnidarians of the class Anthozoa, having flexible cylindrical bodies with tentacles surrounding a central mouth. Sea anemones are related to jellyfish and corals, but have no free-swimming (medusoid) stage, and resemble flowers.

Word History and Origins

Origin of sea anemone¹

First recorded in 1735–45

Example Sentences

Hydra belong to a larger group of invertebrates called cnidarians, which also includes sea anemones, corals, and jellyfish.

From Popular-Science

We watched sea anemones wage slow-motion war, lashing each other with toxic stinging cells.

From Popular-Science

His daughter remarked that the leaf’s trichomes — structures that help protect plants and other organisms from extreme weather and insects — looked like sea anemones.

From Science News

Plough tracks remain etched on the seafloor 30 years later, while populations of sponges, soft corals and sea anemones have yet to return.

From Time

This is the place to admire wildlife—the tide pools out front are filled with sea anemones, and the beach is often a resting ground for ospreys and bald eagles.

From Outside Online

A single print of an enlarged sea anemone came across as a declaration rather than a suggestion.

From The Daily Beast

A Metridium marginatum, the most common sea-anemone of this coast, was taken here which measured six inches in diameter.

From Project Gutenberg

The sea-anemone is soft and contractile, and belongs to the only order of this class which does not secrete a skeleton.

From Project Gutenberg

The healthy sea-anemone is less sensitive than the healthy human being.

From Project Gutenberg

It affected Gavan much as the suddenly contracting tentacles of a sea-anemone upon his finger might have done.

From Project Gutenberg

A much smaller animal than the Sea-Anemone is found in fresh water and is called Hydra.

From Project Gutenberg