TETRAZINE
Tet*raz"ine, n. Also -in. [Tetrazo- + -ine.] (Chem.)
Definition: A hypothetical compound, C2H2N4 which may be regarded as benzene with four CH groups replaced by nitrogen atoms; also, any of various derivatives of the same. There are three isomeric varieties.
Source: Webster’s Unabridged Dictionary 1913 Edition
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16 January 2025
BOOK
(noun) a collection of rules or prescribed standards on the basis of which decisions are made; “they run things by the book around here”
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