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There are 2 eighteen-letter words beginning with GUANIDINO

guanidinohydantoin  guanidinosuccinate

2 definitions found

• guanidinohydantoin — n. (Organic chemistry) A mutagenic N-guanidino derivative of hydantoin…
• guanidinosuccinate — n. (Organic chemistry) Any salt of guanidinosuccinic acid (its…

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