Definition

A type of extinct marine reptile that lived during the Mesozoic era, known for its fish-like shape, long snout, and flippers, resembling a dolphin.

Example

The ichthyosaur swam gracefully through the ancient oceans, hunting for fish.

Conversation

Did you know that the ichthyosaur was one of the largest marine reptiles?

Really? I had no idea they were that big!

Yeah, they were like dolphins but much larger and had sharp teeth.

That sounds fascinating! I should read more about them.

Synonyms & Antonyms

Root Explanation

Ichthyosaur is formed from "ichthys" (Greek for fish) and "sauros" (Greek for lizard). The word describes a creature that is a fish-like lizard, reflecting its appearance as a marine reptile resembling both fish and reptiles.

Memory Tip

Think of 'ichthys' meaning fish and 'sauros' meaning lizard to remember that an ichthyosaur is a creature that looks like a fish-lizard.

Visually Confused Words