middle cylinder

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• Cylinder head porting — refers to the process of modifying the intake and exhaust ports of an internal combustion engine to improve the quality and quantity of the air flow. Cylinder heads, as manufactured, are usually suboptimal due to design and manufacturing… …   Wikipedia

• cylinder — [sil′ən dər] n. [Fr cylindre < L cylindrus < Gr kylindros < kylindein, to roll < IE base * (s)kel , to bend > CALCAR, COLON1] 1. Geom. a) in geometry, a solid figure consisting of two parallel bases in the form of congruent, closed …   English World dictionary

• CYLINDER SEALS —    Cylinder seals are short pieces of semiprecious stones or, more rarely, metal, perforated along the axis so as to be suspended from a string and engraved with a decorative pattern or representational scene, and sometimes an inscription. When… …   Historical Dictionary of Mesopotamia

• Cylinder of Nabonidus — The Nabonidus Cylinder. The Nabonidus Cylinder from Sippar is a long text in which king Nabonidus of Babylonia (556 539 BC) describes how he repaired three temples: the sanctuary of the moon god Sin in Harran, the sanctuary of the warrior goddess …   Wikipedia

• Cylinder head — A 302/5.0L Ford cylinder head In an internal combustion engine, the cylinder head (often informally abbreviated to just head) sits above the cylinders on top of the cylinder block. It closes in the top of the cylinder, forming the combustion… …   Wikipedia

• cylinder — noun Etymology: Middle French or Latin; Middle French cylindre, from Latin cylindrus, from Greek kylindros, from kylindein to roll; perhaps akin to Greek kyklos wheel more at wheel Date: 1570 1. a. the surface traced by a straight line moving… …   New Collegiate Dictionary

• Middle Eastern music — The music of Western Asia and North Africa spans across a vast region, from Morocco to Afghanistan, and its influences can be felt even further afield. Middle Eastern music influenced (and has been influenced by) the music of India, as well as… …   Wikipedia

• Middle Eastern Empires — The Middle East has been the political center of several empires through history. Many of the earliest known empires originated in the middle east. Middle eastern empires have been instrumental in the spreading of ideas, technology and religions… …   Wikipedia

• cylinder axis — Axis Ax is, n.; pl. {Axes}. [L. axis axis, axle. See {Axle}.] A straight line, real or imaginary, passing through a body, on which it revolves, or may be supposed to revolve; a line passing through a body or system around which the parts are… …   The Collaborative International Dictionary of English

• Middle rib — Rib Rib, n. [AS. rib, ribb; akin to D. rib, G. rippe, OHG. rippa, rippi, Dan. ribbe, Icel. rif, Russ. rebro.] 1. (Anat.) One of the curved bones attached to the vertebral column and supporting the lateral walls of the thorax. [1913 Webster] Note …   The Collaborative International Dictionary of English

• Cyrus Cylinder — The Cyrus Cylinder, obverse and reverse sides …   Wikipedia