diachronism


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diachronism

(daɪˈækrəˌnɪzəm)
n
(Geological Science) geology the passage of a geological formation across time planes, as occurs when a marine sediment laid down by an advancing sea is noticeably younger in the direction of advancement
diˈachronous adj

diachronism, diachrony

the comparative study of a development based on its history. — diachronic, diachronistic, diachronistical, adj.
See also: Time
the study and description of the change or development in the structural systems of a language over a stated period of time. Also called historical linguistics. Cf. synchronic linguistics. — diachronic, adj.
See also: Linguistics
References in periodicals archive ?
This language by now tends to be placed diachronically in relation to the language of film narrative, a diachronism that would appear destined to be always more pronounced, as happens in literary systems" (Heretical Empiricism 182).
Jean Piaget observes how these norms are concerned with permanent "structures", which consequently give the appearance of synchronism as an expression of an invariant diachronism.
His assignment of this age to the clastic sequence, although somewhat tentative, had important regional ramifications regarding diachronism of basal Silurian sections in southern New Brunswick.