tunnelier

== French == === Pronunciation === IPA(key): /ty.nə.lje/ === Noun === tunnelier m (plural tunneliers) (engineering) tunnel boring machine, TBM, tunnelling machine (a large machine used to excavate tunnels with a circular cross section) === Further reading === “tunnelier”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012