Okla. Stat. tit. 68, § 68-3001: Appropriation - Defined

The term "appropriation" as used in Sections 2482-24113 of this

Code is hereby declared to be synonymous with "estimate made and

approved," as defined in 62 O.S.1961, Section 473, and the

provisions, requirements, limitations and penalty of 62 O.S.1961,

Sections 471 through 480, are hereby specifically declared to extend

to and embrace "appropriations" as herein defined.