{ , n. [ Cf. F. concomitance, fr. LL. concomitantia. ] 1. The state of accompanying; accompaniment. [ 1913 Webster ]

The secondary action subsisteth not alone, but in concomitancy with the other. Sir T. Browne. [ 1913 Webster ]

2. (R.C.Ch.) The doctrine of the existence of the entire body of Christ in the eucharist, under each element, so that the body and blood are both received by communicating in one kind only. [ 1913 Webster ]