opisthotonos

noun

: a condition of spasm of the muscles of the back, causing the head and lower limbs to bend backward and the trunk to arch forward

Browse Nearby Words

Cite this Entry

“Opisthotonos.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/opisthotonos. Accessed 11 Mar. 2025.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!