HARMONIC; HARMONICAL a.
onsonant notes. -- Harmonical mean (Arith. & Alg.), certain relations of numbers and quantities, which bear an analogy to musical consonances. -- Harmonic motion, the motion of the point A, of the foot of the perpendicular PA, when P moves uniformly in the circumference of a circle, and PA is drawn perpendicularly up…
HERRING n.
spring to the shores of Europe and America, where they are salted and smoked in great quantities. Herring gull (Zoöl.), a large gull which feeds in part upon herrings; esp., Larus argentatus in America, and L. cachinnans in England. See Gull. -- Herring hog (Zoöl.), the common porpoise. -- King of the herrings. (Zoöl…
HYDROCHLORIC a.
e; a colorless, corrosive gas, HCl, of pungent, suffocating odor. It is made in great quantities in the soda process, by the action of sulphuric acid on common salt. It has a great affinity for water, and the commercial article is a strong solution of the gas in water. It is a typical acid, and is an indispensable agen…
HYDROPHOBIA n.
mptoms are, a sense of dryness and construction in the throat, causing difficulty in deglutition, and a marked heightening of reflex excitability, producing convulsions whenever the patient attempts to swallow, or is disturbed in any way, as by the sight or sound of water; rabies; canine madness. [Written also hydropho…
IMPLORE v.
To call upon, or for, in supplication; to beseech; to prey to, or for, earnestly; to petition with urency; to entreat; to beg; -- followed directly by the word expressing the thing sought, or the person from whom it is sought. Imploring all the gods that reign above. Pope. I kneel, and then implore her blessing. Shak.…