HARMONIC; HARMONICAL a.
ogression. See under Progression. -- Spherical harmonic analysis, a mathematical method, sometimes referred to as that of Laplace's Coefficients, which has for its object the expression of an arbitrary, periodic function of two independent variables, in the proper form for a large class of physical problems, involving…
HAUBERK n.
mail of the European Middle Ages, as contrasted with the habergeon, which is shorter and sometimes sleeveless. By old writers it is often used synonymously with habergeon. See Habergeon. [Written variously hauberg, hauberque, hawberk, etc.] Chaucer. Helm, nor hawberk's twisted mail. Gray.
HAY n.
s covering for a haycock. -- Hay fever (Med.), nasal catarrh accompanied with fever, and sometimes with paroxysms of dyspnoea, to which some persons are subject in the spring and summer seasons. It has been attributed to the effluvium from hay, and to the pollen of certain plants. It is also called hay asthma, hay col…
HEAVY a. 2 definitions
Heaved or lifted with labor; not light; weighty; ponderous; as, a heavy stone; hence, sometimes, large in extent, quantity, or effects; as, a heavy fall of rain or snow; a heavy failure; heavy business transactions, etc.; often implying strength; as, a heavy barrier; also, difficult to move; as, a heavy draught.…