The full moon or the lunar month around midsummer.

(astronomy) A lunar phase either side of the full moon when the moon's disc as seen from the Earth is larger than a semicircle.

The moon in its first or last quarter when only half the visible face is illuminated; a quarter moon. / Anything shaped like a crescent, especially the base of a fingernail. / A type of cookie

(astronomy) The last full moon of winter by a tropical year.

(astronomy) The full moon after the harvest moon.

The first full moon of autumn by a tropical year.

The first full moon of spring by a tropical year.

The third full moon in a season that contains four rather than the usual three full moons.

A small moon that orbits near the outer edges of a planetary ring or within gaps in the ring. The edge of the ring remains sharply defined owing to the gravity of shepherd moons.

(astronomy) Either of the intermediate stages between the new and full moons.