Definition

A substance found in coffee, tea, and some other plants that can make you feel more awake and alert.

Example

Many people drink coffee in the morning to get a boost of caffeine.

Conversation

Did you know that caffeine can help improve focus?

Yeah, I always drink coffee when I need to study.

I should try that! I often feel tired in the afternoons.

Definitely! A little caffeine can go a long way.

Synonyms & Antonyms

Root Explanation

Caffeine comes from the French word 'café' (meaning coffee) and the suffix '-ine' (used to denote chemical substances). The word 'caffeine' refers to the chemical compound found in coffee.

Memory Tip

Think of 'café' as the source of caffeine, which is the chemical found in coffee.

Visually Confused Words