Definition

Relating to a rounded or protruding part, often used in a biological context.

Example

The umbonic structure of the shell was fascinating to the researchers.

Conversation

I just learned about something called umbonic features in shells.

Oh really? What does that even mean?

It refers to the part of a shell that has a bump or umbo.

That sounds interesting! I never knew there was a specific term for that.

Synonyms & Antonyms

Root Explanation

This word originates from Latin 'umbra' (meaning shadow) combined with the suffix '-onic' (often used in adjectives to denote a relationship). The term 'umbonic' relates to or is characteristic of shadows.

Memory Tip

Think of 'umbra' meaning shadow, and remember that 'umbonic' describes something related to shadows.

Visually Confused Words