ESERINE

Etymology

Noun

eserine (plural eserines)

(chemistry) An alkaloid C₁₅H₂₁N₃O₂, originally extracted from the Calabar bean.

Synonyms

• physostigmine

Source: Wiktionary


Es"er*ine (; 104), n. Etym: [From native name of the Calabar bean: cf. F. ésérine.] (Chem.)

Definition: An alkaloid found in the Calabar bean, and the seed of Physostigma venenosum; physostigmine. It is used in ophthalmic surgery for its effect in contracting the pupil.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

26 January 2025

NEGLECT

(verb) leave undone or leave out; “How could I miss that typo?”; “The workers on the conveyor belt miss one out of ten”


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Coffee Trivia

The earliest credible evidence of coffee-drinking as the modern beverage appeared in modern-day Yemen. In the middle of the 15th century in Sufi shrines where coffee seeds were first roasted and brewed for drinking. The Yemenis procured the coffee beans from the Ethiopian Highlands.

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