Antonyms of adj diachronic

1 sense of diachronic

Sense 1
diachronic (vs. synchronic), historical -- (used of the study of a phenomenon (especially language) as it changes through time; "diachronic linguistics")

synchronic (vs. diachronic) -- (concerned with phenomena (especially language) at a particular period without considering historical antecedents; "synchronic linguistics")

Similarity of adj diachronic

1 sense of diachronic

Sense 1
diachronic (vs. synchronic), historical -- (used of the study of a phenomenon (especially language) as it changes through time; "diachronic linguistics")