abductor pollicis longus

noun

: a muscle of the forearm that abducts the thumb and wrist

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Cite this Entry

“Abductor pollicis longus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/abductor%20pollicis%20longus. Accessed 8 Jul. 2026.

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