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Webster 1913 Edition

Pyrethrine

Pyr′eth-rine

,

Noun.

(Chem.)

An alkaloid extracted from the root of the pellitory of Spain (

Anacyclus pyrethrum

).

Definition 2024

pyrethrine

pyrethrine

See also: pyréthrine

English

Noun

pyrethrine ‎(plural pyrethrines)

(obsolete) Pyrethrin.