What are the words used to describe moon phase?

The Words used to describe moon phases include "new moon," "waxing crescent," "first quarter," "waxing gibbous," "full moon," "waning gibbous," "last quarter," and "waning crescent." These terms indicate the moon's appearance and its progression through the lunar cycle, reflecting how much of its surface is illuminated by the Sun as observed from Earth. Each phase highlights a different stage in the approximately 29.5-day lunar cycle.