Word.ws English Dictionary

tunnel boring machine

tunnel boring machine noun: a large machine used to excavate tunnels with a circular cross section.

tunnel boring machine: a large machine used to excavate tunnels with a circular cross section
Image: Cooper.ch, CC BY-SA 2.5, via Wikimedia Commons

Noun

tunnel boring machine (plural tunnel boring machines)

  1. A large machine used to excavate tunnels with a circular cross section.
    • Near-synonym: tunneler
    • Images of the first two Tunnel Boring Machines (TBMs) under construction for HS2 were released on May 26.
      Each TBM is 170 metres long and weighs around 2,000 tonnes. Once in use, they will run non-stop for three and a half years, stopping only for Christmas and Bank Holidays.2020 June 3, “Network News: Vote now to choose names of HS2 Tunnel Boring Machines”, in Rail, page 11
    Synonyms:
    TBM, tunneler

tunnel boring machine meaning in Bengali, Persian and Myanmar

tunnel boring machine in Bengali

a large machine used to excavate tunnels with a circular cross section
টানেল বোরিং মেশিন ṭanel bōriṅ meśin

tunnel boring machine in Persian

a large machine used to excavate tunnels with a circular cross section
دستگاه حفاری تونل

tunnel boring machine in Myanmar

a large machine used to excavate tunnels with a circular cross section
ဥမင်တူးဖောက်စက် u.mangtu:hpaukcak

Synonyms of tunnel boring machine

Forms of tunnel boring machine

pluraltunnel boring machines

Questions about tunnel boring machine

What does tunnel boring machine mean?
Tunnel boring machine means a large machine used to excavate tunnels with a circular cross section.
What is tunnel boring machine in Bengali?
Tunnel boring machine in Bengali is টানেল বোরিং মেশিন (ṭanel bōriṅ meśin). See Tunnel boring machine meaning in Bengali.
What part of speech is tunnel boring machine?
Tunnel boring machine is a noun.
What is the plural of tunnel boring machine?
The plural of tunnel boring machine is tunnel boring machines.

Words near tunnel boring machine in the dictionary

  1. Tunnard
  2. Tunnards
  3. tunned
  4. tunnel
  5. tunnel book
  6. tunnel boring machine
  7. tunnel boring machines
  8. tunnel broker
  9. tunnel brokers
  10. Tunnel City
  11. tunnel diode

Source and license

Adapted from Wiktionary: tunnel boring machine (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “tunnel boring machine.” Word.ws, https://word.ws/tunnel_boring_machine. Based on Wiktionary, CC BY-SA 4.0.