tunnelboormachine

Dutch

Etymology

From tunnel +‎ boren (“to drill, to bore”) +‎ machine, calque of English tunnel boring machine.

Pronunciation

• IPA^(key): /ˈtʏ.nəl.boːr.maːˌʃi.nə/

• Audio

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• Hyphenation: tun‧nel‧boor‧ma‧chi‧ne

Noun

tunnelboormachine f (plural tunnelboormachines)

1. (engineering) tunnel boring machine (a large machine used to excavate tunnels with a circular cross section)

Alternative forms

• TBM (abbreviation)