trasnamhéadar

== Irish == === Etymology === From trasna (“across”) +‎ -méadar (“-meter”). === Noun === trasnamhéadar m (genitive singular trasnamhéadair, nominative plural trasnamhéadair) (physics) interferometer ==== Declension ==== ==== Related terms ==== trasnamhéadracht f (“interferometry”) === Mutation === === Further reading === Ó Dónaill, Niall (1977), “trasnamhéadar”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN “interferometer”, in New English-Irish Dictionary, Foras na Gaeilge, 2013–2026