The Collaborative International Dictionary
Phlebolite
Phlebolite \Phleb"o*lite\, Phlebolith \Phleb"o*lith\, n. [Gr. ?, ?, a vein + -lite, -lith.] (Med.) A small calcareous concretion formed in a vein; a vein stone.
Wiktionary
phlebolite
n. (alternative form of phlebolith English)