headwall
Word Rarity
Very rare
Frequency: 1.55 in modern English
15
Scrabble Score
8
Letters
2
Syllables
6
Unique Chars
Meaning
noun
A retaining wall at the outlet of a drain, culvert or tunnel.
Example Sentences
- "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)."