n.
The European whistling, or wild, swan (Olor cygnus); -- called also hooper swan, whooping swan, and elk. →
n.
The motion, or act, of carrying forward the stuff to be operated upon, as cloth to the needle in a sewing machine; or of producing progressive operation upon any material or object in a machine, as, in a turning lathe, by moving the cutting tool along or in the work. →
n.
Native carbon in hexagonal crystals, also foliated or granular massive, of black color and metallic luster, and so soft as to leave a trace on paper. It is used for pencils (improperly called lead pencils), for crucibles, and as a lubricator, etc. Often called plumbago or black lead. →