nounAinmfhocal1physphysof moving objectmóiminteammasc1cmuthe train gathers momentum on the descenttógann an traein móiminteam agus í ag dul le fánato lose momentummóiminteam a chailleadh2impetus gainedmóiminteammasc1cmufuinneamhmasc1cmuthey have great momentum at the momenttá siad ag dul chun cinn go seoigh faoi láthair, tá rith an rása leo faoi láthairthe campaign is gathering momentumtá an feachtas ag bailiú nirtthe language movement lost some of its momentumd'imigh cuid den fhuinneamh as gluaiseacht na teanga