Definition

Widened or expanded in size, often referring to a part of the body or an opening.

Example

The doctor noted that the blood vessels were dilated during the examination.

Conversation

Did you notice how her pupils were dilated during the party?

Yeah, it made her look really surprised all night!

I wonder if it was the excitement or something else.

Could be! Sometimes, dilated pupils can mean someone is really interested.

Synonyms & Antonyms

Root Explanation

Dilated → It is formed from "di-" (meaning apart) and "latus" (meaning wide). The word "dilated" means made wider or expanded apart.

Memory Tip

Think of something being made 'wider' ('latus') as it is pushed 'apart' ('di-'). This helps you remember that 'dilated' means expanded or made wider.

Visually Confused Words