Definition of upcast in English:
noun(also upcast shaft)
A shaft through which air leaves a mine.
- Approaching demolition, various holes appeared in the brickwork of the upcast shaft allowing access to the foolhardy.
- One of the shafts at Whinney Hill then became the upcast shaft for both collieries.
- A new upcast shaft was sunk by Allied Constructions Pty Ltd.
verb(past and past participle upcast) [with object] Back to top
Definition of upcast in:
- British & World English dictionary
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