HYDRA n.
one of which, when cut off, was immediately succeeded by two others, unless the wound was cauterized. It was slain by Hercules. Hence, a terrible monster. Gorgons, and Hydras, and Chimeras dire. Milton.
LUNAR a.
, lunar herbs. Bacon. Lunar caustic (Med. Chem.), silver nitrate prepared to be used as a cautery; -- so named because silver was called luna by the ancient alchemists. -- Lunar cycle. Same as Metonic cycle. See under Cycle. -- Lunar distance, the angular distance of the moon from the sun, a star, or a planet, employ…
POTENTIAL a.
he thing may be at ome time; actual existence, that it now is. Sir W. Hamilton. Potential cautery. See under Cautery. -- Potential energy. (Mech.) See the Note under Energy. -- Potential mood, or mode (Gram.), that form of the verb which is used to express possibility, liberty, power, will, obligation, or necessity,…