evocator

noun

evo·ca·tor ˈē-vō-ˌkāt-ər ˈev-ə-

: the specific chemical constituent responsible for the physiological effects of an organizer

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“Evocator.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/evocator. Accessed 7 Jul. 2026.

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