Definition

An amino acid found in proteins that is important for growth and normal body functions; it helps produce niacin.

Example

Eating foods rich in tryptophane can help improve your mood and sleep.

Conversation

Did you know that turkey contains a lot of tryptophane?

Really? I always thought that was just a myth about feeling sleepy after Thanksgiving dinner.

Nope, it's true! Tryptophane helps produce serotonin, which can make you feel relaxed.

That makes sense! I guess that's why I always nap after a big meal.

Synonyms & Antonyms

Root Explanation

Tryptophan is derived from the Greek word "tryptō" (meaning to wear down or to digest) and "phan" (from "phanai", meaning to speak or show). The word originally referred to a compound that is involved in the digestion process and is essential for protein synthesis.

Memory Tip

Think of 'wearing down' or 'digesting' ('tryptō') as a way to remember that tryptophan is an amino acid important for digestion and protein synthesis.

Visually Confused Words