/ kənˈkɒmɪtənt; NAmE -ˈkɑːm-/ adjective , noun
■ adjective
( formal ) happening at the same time as sth else, especially because one thing is related to or causes the other
■ noun
( formal ) a thing that happens at the same time as sth else
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WORD ORIGIN
early 17th cent.: from late Latin concomitant- accompanying, from concomitari , from con- together with + comitari , from Latin comes companion.