- an outline, diagram, plan, or preliminary draft
- Psychol. a mental image produced in response to a stimulus, that becomes a framework or basis for analyzing or responding to other related stimuli
Origin of schemaClassical Greek sch?ma: see scheme
nounpl. sche·ma·ta or sche·mas
- A plan, outline, or model: a schema for prioritizing vaccinations; a writer's schema for a novel.
- Psychology A pattern imposed on complex reality or experience to assist in explaining it, mediate perception, or guide response.
Origin of schemaLatin sch&emacron;ma, sch&emacron;mat-, form; see scheme.
(plural schemata or schemas)
- An outline or image universally applicable to a general conception, under which it is likely to be presented to the mind.
- (databases) A formal description of the structure of a database: the names of the tables, the names of the columns of each table, and the type and other attributes of each column. (similarly for the descriptive information of other data description structures, such as the ones of XML files.)
- (logic) A formula in the language of an axiomatic system, in which one or more schematic variables appear, which stand for any term or subformula of the system, which may or may not be required to satisfy certain conditions.
From Latin schēma, from Ancient Greek σχῆμα (skhēma, “form, shape”).