Okla. Stat. tit. 4, § 4-391: Definitions

As used in this act, (a) "Institution" means any school or

college of medicine, dentistry, pharmacy, veterinary medicine or

agriculture, medical diagnostic laboratory, hospital, or other

educational or scientific establishment having to do with the

investigation of or instruction concerning the structure or

functions of living organisms, the causes, prevention, control or

cure of diseases or abnormal conditions of human beings or animals

provided that high schools and elementary schools shall not be

classed as institutions for the purposes of this act. (b) "Public

pound" means any place used by a city or the state for the detention

or keeping of unclaimed or stray animals.