ichthyologist

noun

ich·​thy·​ol·​o·​gist

plural -s

: a specialist in ichthyology

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now

Kids Definition

ichthyologist

noun

ich·​thy·​ol·​o·​gist

ˌik-thē-ˈäl-ə-jəst

: a person who specializes in ichthyology