leaisteachas

== Irish == === Etymology === leaisteach +‎ -as === Noun === leaisteachas m (genitive singular leaisteachais) (physics, economics) elasticity ==== Declension ==== === Further reading === Ó Dónaill, Niall (1977), “leaisteachas”, in Foclóir Gaeilge–Béarla [Irish–English Dictionary], Dublin: An Gúm, →ISBN