coincident

1 present at the same time and place <the hard economic times and the coincident increase in crime were a double strain on the city's social services> Synonyms accompanying, attendant, attending, coexistent, coexisting, coincidental, concomitant, concurrent Related Words contemporaneous, contemporary, simultaneous, synchronous; associated, collateral, connected, linked, related; consequent, resultant, resulting; ensuing, following, subsequent; accidental, casual, chance, fluky (also flukey), fortuitous, freak, incident, incidental Near Antonyms unassociated, unconnected, unrelated

2 occupying the same space <a study to determine whether the areas with the highest family incomes were coincident with the locations boasting the highest percentage of college graduates> Synonyms coextensive, coinciding, conterminous, coterminousRelated Words allover, overlaying, superimposed, superposed, underlying; conjoining, crisscrossing, intersecting, overlapping; coaxial, concurrent, convergent; congruent, conjunctionalNear Antonyms nonconcurrent, noncongruent

3 existing or occurring at the same period of time <coincident changes in the region's demographic makeup that were little noted at the time> Synonyms coetaneous, coeval, coexistent, coexisting, coextensive, contemporary, coincidental, concurrent, contemporaneous, coterminous, simultaneous, synchronic, synchronousRelated Words accompanying, attendant, attending, concomitant, incidentAntonyms asynchronous, noncontemporary, nonsimultaneous, nonsynchronous