head wall
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noun
a cliff or steep slope rising at one end of a glaciated valley.
QUIZ
CUDDLE UP! A COZY QUIZ ON FALL WORDS HAS ARRIVED
If autumn is your ideal season, spice up your repertoire of "fall" vocabulary with this quiz on some warm and vivid descriptive words for the season.
Question 1 of 10
Which of the following words means “to make a crackling sound; crackle”?
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Origin of head wall
First recorded in 1640–1650 for an earlier sense “retaining wall built in front or on top of a structure”; current sense dates from 1790–1800
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Scientific definitions for head wall
headwall
[ hĕd′wôl′ ]
A steep slope or precipice rising at the head of a valley or glacial cirque.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.