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APG.American
Pronunciation Guide
HOW TO PRONOUNCE

tryptophan

American English · Video pronunciation

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American Pronunciation Guide · 0:33
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What does tryptophan mean?

noun

  1. An essential amino acid with an indole side chain; present in many foods, especially chocolate, oats, banana and milk; it is essential for normal growth and development and is the precursor of serotonin and niacin; any specific form of this compound, or any derivative of it.
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