Linked from
The 10 pages that link to Full moon, each with the reason it gives.
Lunar phaseBroader topic: It occurs when Earth lies approximately between the Sun and Moon.
New moonCompared with: It occurs roughly halfway through the synodic month, opposite new moon.
Goddess movementRelated: Some groups time gatherings and ceremonies to the full Moon.
Eclipse cycleRelated: A lunar eclipse requires full moon to coincide with a node.