alter.1v.tr.aAthraím, athchóirím, cuirim malairt cuma ar. To alter the place of sth., rud a aistriú go háit eile. To alter one's mind, athsmaoineamh a dhéanamh. That alters the case, cuireann sin dreach eile ar an scéal; sin scéal eile. To alter sth. for the better, rud a fheabhsú. To alter sth. for the worse, athrú chun olcais a chur ar rud. Nau: To alter (the) course, an cúrsa a athrú. bHe altered the story, chuir sé cor sa scéal. 2v.i.He has greatly altered, is mór an t-athrú a tháinig air. To alter for the better, dul i bhfeabhas. To alter for the worse, dul chun donachta.