nounWord forms: plural -lae (-liː)1. a leaden seal affixed to a papal bull, having a representation of Saints Peter and Paul on one side and the name of the reigning pope on the other
2. an ancient Roman rounded metal or leather box containing an amulet, worn around the neck
3. pathology another word for blister (sense 1)
4. anatomy a rounded bony projection
Word origin
C19: from Latin: round object, bubble