A Teachta Dála (/ˌtjɒxtə ˈdɔːlə/ TYOKH-tə DAW-lə; Irish: [ˌtʲaxt̪ˠə ˈd̪ˠaːlˠa] ⓘ;[3] plural Teachtaí Dála), abbreviated as TD (plural TDanna in Irish,[4] TDs in English), is a member of Dáil Éireann, the lower house of the Oireachtas, the parliament of Ireland. The official English translation of the term is “Dáil Deputy”.[5][6] An equivalent position would be a Member of Parliament (MP) in the UK or Member of Congress in the US.

https://en.wikipedia.org/wiki/Teachta_Dála