from the GNU version of the Collaborative International Dictionary of English
- A French mechanical lamp, for lighthouses, in which a superabundance of oil is pumped to the wick tube by clockwork.
from The Century Dictionary and Cyclopedia
- n. A lamp in which the oil is fed to the wick by means of a pump operated by clockwork, sometimes used in lighthouses and as a domestic lamp.
Sorry, no etymologies found.