Hilal

For the Arabic term, see HilālHilal is an Arabic term, particularly associated with the crescent moon, first developed in pre-Islamic Arabia. The very slight crescent moon that is first visible after a new moon. Muslims look for the hilal when determining the beginning and end of Islamic months. In the modern world, Hilal is a representation of the moon in Arabian astrology.
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n. sickle

n. crescent, new moon

(a.)
Of or pertaining to a hilum.
  

[Other] An ancient Arabian moon god. Hilal, whose name means "new moon", was especially worshipped during that particular phase of the moon.

crescent, new moon ayça, yeniay