Also found in: Thesaurus, Encyclopedia, Wikipedia.


n. Philosophy
The view that all theoretical terms in science must be defined only by their procedures or operations.

op′er·a′tion·al·ist n.


(ˌɒpəˈreɪʃənəˌlɪzəm) or


(Philosophy) philosophy the theory that scientific terms are defined by the experimental operations which determine their applicability
ˌoperˌationalˈistic adj


(ˌɒp əˈreɪ ʃə nlˌɪz əm)

also op`er•a′tion•ism,

the view that experimental operations must define scientific terms and concepts.
op`er•a′tion•al•ist, n., adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.operationalism - (philosophy) the doctrine that the meaning of a proposition consists of the operations involved in proving or applying it
philosophy - the rational investigation of questions about existence and knowledge and ethics
philosophical doctrine, philosophical theory - a doctrine accepted by adherents to a philosophy
References in periodicals archive ?
The most recent taxonomic revision of the Aspidoscelis hyperythra complex (Grismer, 1999) used the operationalism of diagnosable allopatric populations to elevate five insular populations, recognized as subspecies by Walker and Taylor (1968), to species rank.
With data on the one hand, and logic and theory on the other, operationalism seeks a correspondence of the two sides.
American communication scholars themselves perceive the problems of superficiality to which compulsive behavioral operationalism can lead.
It must include a much-needed return of operationalism, in which constructs are defined in terms of procedures rather than "unverifiable, ad hoc hypothetical mentalist constructs" (p.
This example of the metrological extension of meaning leads into a critique of Percy Bridgman's operationalism.
A behavioral version of deconstruction of words--the functional analysis of verbal behavior began in 1945 with the publication of the Harvard Symposium on Operationalism in Psychological Review.
Operationalism means that non-selfreferential evidence has a dominant role in the assessment of theories.
These were times of no accountability and happy-go-lucky operationalism.

Full browser ?