1 noun sweatallas masc1 c m ushe mopped the perspiration from his browghlan sí an t-allas de chlár a éadainhe was steaming with perspirationbhí sé ag bárcadh allaisbeads of perspirationbraonta allais, drúchtíní allais, locháin allais2 noun BIOL physiological processcur allaisthe rate of perspirationráta curtha allaisthe importance of perspirationtábhacht an allais3 noun hard workallas masc1 c m uobair chrua c m usheer perspiration earned me this moneyas allas mo chnámh a bhain mé an t-airgead seo, le hallas mo mhalaí a shaothraigh mé an t-airgead seoperspiration is as important as inspirationtá obair chrua chomh tábhachtach le meabhair chinn