tunnel

US /ˈtʌnəl/

Definition

a passageway through or under something, usually underground (especially one for trains or cars)

Tested in TOEIC business and workplace contexts.

The new tunnel will shorten the trip between the two cities by an hour.

underpassan underground tunnel or passage enabling pedestrians to cross a road or railway
passagethe act of passing from one state or place to the next
subwayan underground electric railroad, especially in a city

Easy dark underground tunnel
describing dark underground tunnel (absence of light or illumination)
Medium wind tunnel aerodynamic testing
to wind tunnel aerodynamic testing, meaning to to move or cause to move in a sinuous, spiral, or circular course
Hard light at the end of the tunnel for the economy
to light at the end of the tunnel for the economy, meaning to make lighter or brighter
Very Hard succumb to fatal tunnel vision amidst crisis
to succumb to fatal tunnel vision amidst crisis, meaning to consent reluctantly

Learner's English edition · Curated definitions for TOEIC learners.