Search the Dictionary

pongy. -- Sponge lead, or Spongy lead (Chem.), metallic lead brought to a spongy form by reduction of lead salts, or by compressing finely divided lead; -- used in secondary batteries and otherwise. -- Sponge tree (Bot.), a tropical leguminous tree (Acacia Farnesiana), with deliciously fragrant flowers, which are use…

The reduction of stream tin; also, the search for stream tin.

To quit work in order to compel an increase, or prevent a reduction, of wages.

u please of all this surplusage. Spenser. A surplusage given to one part is paid out of a reduction from another part of the same creature. Emerson.

The reduction of facts or principles to a system. Dunglison.

e power of voluntary movement, with abolition of all evidences of mental activity and the reduction to a minimum of all the vital functions so that the patient lies still and apparently unconscious of surrounding objects, while the pulsation of the heart and the breathing, although still present, are almost or altogeth…

The change or reduction of one figure or body into another of the same area or solidity, but of a different form, as of a triangle into a square. [R.]

The condition of rarefaction, or reduction of pressure below that of the atmosphere, in a vessel, as the condenser of a steam engine, which is nearly exhausted of air or steam, etc.; as, a vacuum of 26 inches of mercury, or 13 pounds per square inch. Vacuum brake, a kind of continuous brake operated by exhausting the a…

To procure or sustain a reduction of flesh; -- said of a jockey in preparation for a race, etc.