rm for those lines that preserve an equal distance from
each other. It is sometimes used instead of latitude, as, "Our orders
were to cruise in the parallel of Madeira." More definitely, they are
imaginary circles parallel with the equator, ninety in the northern, and
ninety in the southern hemispheres.

PARALLEL-BAR. In the marine steam-engine, forms a connection with the
pump-rods and studs along the centre line of the levers.

PARALLEL OF LATITUDE. Is a circle parallel to the equator passing
through any place. _Almucantar_ is the Arabic name.

PARALLELOGRAM. A right-lined quadrilateral figure, the opposite sides of
which are parallel and equal.

PARALLELOPIPED. A prism or solid figure contained under six
parallelograms, the opposite sides of which are equal and parallel.

PARALLELS. The trenches or lines made by a besieger parallel to the
general defence of a place, for the purpose of connecting and supporting
his several approaches.

PARALLEL SAILING. Sailing nearly on a given parallel of latitude.

PARALLELS OF DECLINATION. Secondary circles parallel to the celestial
equator.

PARANZELLO. A small Mediterranean vessel, pink-sterned, with a lateen
main-sail and mizen, and a large jib.

PARAPET. A breast-high defence against missiles; its top is usually
sloped away to the front, that the defenders may conveniently fire over
it; and it is preferred of earth, of a thickness proportionate to the
kind of fire it is intended to resist; its height also is often much
increased.

PARASANG. A Persian military measure, sometimes assumed as a league, but
equal to about 4 English miles.

PARBUCKLE. A method of hauling up or lowering down a cask, or any
cylindrical object, where there is no crane or tackle; the middle of a
rope is passed round a post, the two ends are then passed under the two
quarters of the cask, bringing the ends back again over it, and they
being both hauled or slackened together, either raise or lower the cask,
&c., as may be required. The parbuckle is frequently used in
public-house vaults. Guns are parbuckled up steep cliffs without their
carriages, and spars in timber-yards are so dealt with.

PARCEL, TO. To wind tarred canvas round a rope.

PARCELLING. Narrow strips of old canvas daubed with tar and frequently
wound about a rope like bandages, previous to its being served.

PARCLOSE. A name of the limber-hole.

PARDON. The gazetted amnesty or remission of penalty for deserters who
retur