IPA: //baɪˈɒlədʒɪst//
KK: /baɪˈɑlədʒɪst/
A person who studies living things and their relationships, including plants, animals, and microorganisms.
The biologist discovered a new species of frog in the rainforest.
Biologist → It is formed from "bio-" (from Greek "bios", meaning life) and "-logist" (from Greek "logia", meaning study or science). A biologist is someone who studies life or living organisms.
Think of 'bio' meaning life, and '-logist' meaning someone who studies. This helps you remember that a biologist is a person who studies life.