HOMOLOGRAPHIC a.
to size and form; maintaining relative proportion. Homolographic projection, a method of constructing geographical charts or maps, so that the surfaces, as delineated on a plane, have the same relative size as the real surfaces; that is, so that the relative actual areas of the different countries are accurately repre…
HOPPER n.
A vessel for carrying waste, garbage, etc., out to sea, so constructed as to discharge its load by a mechanical contrivance; -- called also dumping scow. Bell and hopper (Metal.), the apparatus at the top of a blast furnace, through which the charge is introduced, while the gases are retained. -- Hopper boy, a rake in…
HORIZONTAL a.
nt of the earth's magnetic force. -- Horizontal line (Descriptive Geometry & Drawing), a constructive line, either drawn or imagined, which passes through the point of sight, and is the chief line in the projection upon which all verticals are fixed, and upon which all vanishing points are found. -- Horizontal parall…