Definition

A type of marine animal that resembles a flower and is often found attached to rocks or coral in the ocean. These creatures have tentacles that can sting and are known for their colorful appearance.

Example

The actinian swayed gently with the ocean currents, showcasing its vibrant colors.

Conversation

Have you ever seen an actinian in the ocean?

No, I haven't, but I've heard they look amazing!

They really do — they're like colorful, underwater flowers.

That sounds beautiful! I should look for one next time I go snorkeling.

Synonyms & Antonyms

Root Explanation

Actinian is derived from the Greek word "aktis" (meaning ray or beam) and the suffix "-ian" (indicating belonging to or relating to). The term refers to organisms that have a radiating structure, such as sea anemones, which are part of the class Actiniaria.

Memory Tip

Picture the word 'aktis' meaning ray or beam, which helps you remember that 'actinian' relates to creatures with a radiating structure, like sea anemones.

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