emeraldine

1 of 2

adjective

em·​er·​al·​dine

-lˌdēn,

-dīn

: emerald sense 1

emeraldine

2 of 2

noun

em·​er·​al·​dine

-dēn

plural -s

: a blue basic compound yielding bottle-green salts with acids that is formed as an intermediate in the production of aniline black

Word History

Etymology

Adjective

emerald entry 1 + -ine

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