Definitions for half-moon

This page provides all possible meanings and translations of the word half-moon

Random House Webster's College Dictionary


  1. the moon when, at either quadrature, half its disk is illuminated.

    Category: Astronomy

  2. the phase of the moon at this time.

    Category: Astronomy

  3. something having the shape of a half-moon or crescent.

Origin of half-moon:


Princeton's WordNet

  1. half-moon, lunula, lunule(noun)

    the crescent-shaped area at the base of the human fingernail

  2. half-moon(noun)

    the time at which the Moon is at first or last quarter when half its face is illuminated


  1. half-moon(Noun)

    the moon, in its first or last quarter, when only half the face is illuminated

  2. half-moon(Noun)

    anything shaped like a crescent, especially the base of a fingernail

Webster Dictionary

  1. Half-moon(noun)

    the moon at the quarters, when half its disk appears illuminated

  2. Half-moon(noun)

    the shape of a half-moon; a crescent

  3. Half-moon(noun)

    an outwork composed of two faces, forming a salient angle whose gorge resembles a half-moon; -- now called a ravelin

  4. Half-moon(noun)

    a marine, sparoid, food fish of California (Caesiosoma Californiense). The body is ovate, blackish above, blue or gray below. Called also medialuna


Find a translation for the half-moon definition in other languages:

Select another language:

Discuss these half-moon definitions with the community:


Use the citation below to add this definition to your bibliography:


"half-moon." STANDS4 LLC, 2014. Web. 21 Aug. 2014. <>.

Are we missing a good definition for half-moon?

The Web's Largest Resource for

Definitions & Translations

A Member Of The STANDS4 Network

Nearby & related entries:

Alternative searches for half-moon: