The story
- Old English · inherited fromfull mōna
- Middle English · inherited fromful mone
- English todayfull moon
From Middle English ful mone, from Old English full mōna, equivalent to full + moon.
Etymology from Wiktionary, CC BY-SA 4.0.
full moon
Today it means: The phase of the moon when it is in opposition to the sun and its full disc is therefore visible. Full definition →
Middle English ful mone ← Old English full mōna