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Webster 1913 Edition

Pyridyl

Pyr′i-dyl

,

Noun.

[

Pyrid

ine +

-yl

.]

(Chem.)

A hypothetical radical,

C5H4N

, regarded as the essential residue of pyridine, and analogous to phenyl.

Definition 2024

pyridyl

pyridyl

English

Noun

pyridyl ‎(plural pyridyls)

(chemistry) Any of three isomeric univalent radicals, C₅H₄N-, derived from pyridine; analogous to phenyl.