HARMONIC; HARMONICAL a.
r properties bearing some resemblance to those of musical consonances; -- said of certain numbers, ratios, proportions, points, lines. motions, and the like. Harmonic interval (Mus.), the distance between two notes of a chord, or two consonant notes. -- Harmonical mean (Arith. & Alg.), certain relations of numbers and…
HEPTAGONAL a.
Having seven angles or sides. Heptagonal numbers (Arith.), the numbers of the series 1, 7, 18, 34, 55, etc., being figurate numbers formed by adding successively the terms of the arithmetical series 1, 6, 11, 16, 21, etc.
HETEROGENEOUS a.
n. Heterogeneous nouns (Gram.), nouns having different genders in the singular and plural numbers; as, hic locus, of the masculine gender in the singular, and hi loci and hæc loca, both masculine and neuter in the plural; hoc cælum, neuter in the singular; hi cæli, masculine in the plural. -- Heterogeneous quantities…
INCONGRUOUS a.
eness of which the taste and experience of men takes cognizance. C. J. Smith. Incongruous numbers (Arith.), two numbers, which, with respect to a third, are such that their difference can not be divided by it without a remainder, the two numbers being said to be incongruous with respect to the third; as, twenty-five ar…
INEQUALITY n.
ity; disproportion; unevenness; disparity; diversity; as, an inequality in size, stature, numbers, power, distances, motions, rank, property, etc. There is so great an inequality in the length of our legs and arms as makes it impossible for us to walk on all four. Ray. Notwithstanding which inequality of number, it was…
INFEST v.
To trouble greatly by numbers or by frequency of presence; to disturb; to annoy; to frequent and molest or harass; as, fleas infest dogs and cats; a sea infested with pirates. To poison vermin that infest his plants. Cowper. These, said the genius, are envy, avarice, superstition, love, with the like cares and passions…
LASSO n.
(Zoöl.), one of a peculiar kind of defensive and offensive stinging cells, found in great numbers in all coelenterates, and in a few animals of other groups. They are most highly developed in the tentacles of jellyfishes, hydroids, and Actiniæ. Each of these cells is filled with, fluid, and contains a long, slender, of…