H n.
the eighth letter of the English alphabet, is classed among the consonants, and is formed with the mouth organs in the same position as that of the succeeding vowel. It is used with certain consonants to form digraphs representing sounds which are not found in the alphabet, as sh, th, th, as in shall, thing, thine (for…
HARMONIC; HARMONICAL a.
arbitrary, periodic function of two independent variables, in the proper form for a large class of physical problems, involving arbitrary data, over a spherical surface, and the deduction of solutions for every point of space. The functions employed in this method are called spherical harmonic functions. Thomson & Tait…
HIEROGLYPH; HIEROGLYPHIC n.
re writing of the ancient Egyptian priests. It is made up of three, or, as some say, four classes of characters: first, the hieroglyphic proper, or figurative, in which the representation of the object conveys the idea of the object itself; second, the ideographic, consisting of symbols representing ideas, not sounds,…
HISTORY n.
y real event, including the actors and the action. -- Natural history, a description and classification of objects in nature, as minerals, plants, animals, etc., and the phenomena which they exhibit to the senses.