caol-tor
Definitions (by source)
m., narrow tower; pl. –tuir (of the pyramids), 5607
Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death. Editor: Osborn Bergin.
Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death. Editor: Osborn Bergin.