Cross-tunnel

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A tunnel linking two parallel main tunnels.

    "Despite launching more than a month earlier than Cecilia, Florence is actually due to re-emerge an estimated six weeks later. This is because all of the cross-tunnels to link the main bores will be mined from Florence 's side."

Example

More examples

"Despite launching more than a month earlier than Cecilia, Florence is actually due to re-emerge an estimated six weeks later. This is because all of the cross-tunnels to link the main bores will be mined from Florence 's side."

Etymology

From cross- + tunnel.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.