Upper-Intermediate (B2)
IPA: /səˈlɛnəˌlɒdʒɪst/
KK: /səˈlɛnəˌlɒdʒɪst/
Definition
A person who studies the moon and its features.
Example
The selenologist presented her findings on lunar geology at the conference.
Conversation

Did you know that my cousin is a selenologist?

Really? That sounds fascinating! What does she study exactly?

She focuses on the moon's surface and its geological features.

Wow, I didn't know there was so much to learn about the moon!
Synonyms & Antonyms
Synonyms
lunarist
moonologist
astronomer
Root Explanation
Selenologist → It is formed from "selene" (from Greek σελήνη, meaning moon) and "-logist" (from Greek -λόγος, meaning one who studies). A selenologist is someone who studies the moon.
Memory Tip
Think of 'selene' for moon and '-logist' for someone who studies — a selenologist is a person who studies the moon.
Visually Confused Words
speleologist
teleologist
dysteleologist
semeiologist
sinologist
sexologist
serologist
penologist