You can overdose on coffee if you drink about 30 cups in a brief period to get close to a lethal dosage of caffeine.
Lu*cer"nal, a. Etym: [L. lucerna a lamp.]
Definition: Of or pertaining to a lamp. Lucernal microscope, a form of the microscope in which the object is illuminated by means of a lamp, and its image is thrown upon a plate of ground glass connected with the instrument, or on a screen independent of it.
Source: Webster’s Unabridged Dictionary 1913 Edition
31 March 2025
(adjective) done or made using whatever is available; “crossed the river on improvised bridges”; “the survivors used jury-rigged fishing gear”; “the rock served as a makeshift hammer”
You can overdose on coffee if you drink about 30 cups in a brief period to get close to a lethal dosage of caffeine.