half-moon
1 Americannoun
-
the moon when, at either quadrature, half its disk is illuminated.
-
the phase of the moon at this time.
-
something having the shape of a half-moon or crescent.
noun
noun
-
the moon at first or last quarter when half its face is illuminated
-
the time at which a half-moon occurs
-
-
something shaped like a half-moon
-
( as modifier )
half-moon spectacles
-
-
anatomy a nontechnical name for lunula
Etymology
Origin of half-moon
late Middle English word dating back to 1375–1425
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
To this day, when the pool is drained, the hotel retouches the lines, refreshing Hockney’s iconic blue half-moon marks every year or so.
From Los Angeles Times ● Feb. 7, 2025
Speaking on a crisp Friday morning at a lodge of an Italian-American fraternal group in the Des Moines suburbs, she addressed a packed room of mostly older voters arranged around her in a half-moon.
From Slate ● Jan. 14, 2024
The largest planet in the solar system will dominate the early evening sky on January 18, appearing beside a glowing half-moon.
From National Geographic ● Dec. 6, 2023
The moody space, filled with cushy half-moon booths, is perfect for postgame cocktails.
From Seattle Times ● May 31, 2023
She rode it down toward the crumbling towers, her nerves growing jumpy as the ruins rose up to blot out the half-moon.
From "Uglies" by Scott Westerfeld
![]()
The Rolling Stones frontman was spotted at the Half Moon in St Clements performing during the venue's weekly folk session on Sunday night.
From BBC ● Jun. 10, 2026
Findell has at least one supporter in Half Moon Capital, another hedge fund with a stake in Figma.
From Barron's ● May 28, 2026
He received a free seed from Gienger after losing to him by 6 pounds last year in the coveted Safeway World Championship Pumpkin Weigh-Off in Half Moon Bay, Calif.
From The Wall Street Journal ● Nov. 10, 2025
Half Moon Bay got as close as 44-40 with 3:17 left.
From Los Angeles Times ● Mar. 15, 2025
I am putting up in Half Moon Street.'
From The Ivory Gate, a new edition by Besant, Walter, Sir
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.