What does headwall mean?
Headwall means (geography) The highest cliff of a glacial cirque..
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Pronunciation varies by accent · noun
(geography) The highest cliff of a glacial cirque..
The platforms of all stations from Shepherds Bush to Liverpool Street have been lengthened from 325 ft. to 427 ft. between tunnel headwalls, to take longer trains.
HS2 Ltd has built a 17-metre-high headwall and reinforced the ground at what will become the south portal of the ten-mile Chiltern Tunnel, as part of preparations for the arrival next year of tunnel boring machines (TBMs).
Use headwall when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Headwall means (geography) The highest cliff of a glacial cirque..
Common synonyms include endwall.
The opposite depends on the specific sense.
The platforms of all stations from Shepherds Bush to Liverpool Street have been lengthened from 325 ft. to 427 ft. between tunnel headwalls, to take longer trains.
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