Cy

cy
Abbreviation of Cubic Yard.
Cyanide Process
A method for separating a metal from an ore.
Cyaniding
Casehardening method that introduces carbon and nitrogen to the workpiece simultaneously.
Cyanoacrylate
More commonly known as Super Glue or Instant Glue.
Cyanocobolamin
Commonly known as vitamin B12.
Cyanoethene
Alternative name for Acrylonitrile.
Cyanogen
Colourless very poisonous gas that smells of bitter almonds.
Cycle
One complete repetition of a periodic motion.
Cycle Counting
Cycle counting is used to summarize lengthy, irregular load-versus-time histories by providing the number of times cycles of various amplitudes occur.
Cycles per Second
The rate of repetition of periodic motion measured in hertz (cycles per second).
Cyclic Polygon
A polygon whose vertices lie on a circle.
Cyclic Redundancy Check
An integrity checking process for block data.
Cycloalkanes
Saturated compounds containing only carbon and hydrogen atoms in which the carbon backbone forms a ring structure.
Cyclogenesis
The process that creates a new low pressure system or cyclone, or intensifies a pre-existing one.
Cycloid
The curve described by a point on a circle as it rolls along a line.
Cyclon
Alternative name for Hydrogen Cyanide.
Cyclone
An area of closed pressure circulation with rotating and converging winds, the centre of which is a relative pressure minimum.
Cyclotron
A type of particle accelerator in which an ion introduced at the centre is accelerated in an expanding spiral path by use of alternating electrical fields in the presence of a magnetic field.
Cyclotron Radius
Also known as Larmor Radius.
Cylinder
A right angle circular cylinder.
Cylinder Block
A number of cylinders cast in one piece.
Cylinder Head
The detachable part of the top of the cylinder block that seals the cylinder and forms the top of the combustion chamber.
Cylinder Liner
A cylindrical lining that is inserted into the cylinder jacket or cylinder block and in which the piston slides.
Cylindrical Battery
A cylindrical shaped battery such as an 18650.
Cylindrical Parabolic Reflector
A parabolically shaped reflector that resembles part of a cylinder.
Cylindrical Wave
A wave in which the surfaces of constant phase are coaxial cylinders.
Cysteine

C3H7NO2S

A naturally occurring amino acid with an SH group on its side chain.

Cystine

C6H12N2O4S2

A naturally occurring amino acid with a disulfide bridge group on its side chain, formed by condensation of two cysteine residues.

Cytochromes
Heme proteins serving as electron carriers in cellular respiration, photosynthesis, or other redox reactions.
Cytokinesis
The final separation of daughter cells following mitosis.
Cytoplasm
A jelly like material found in a living cell.
Cytoskeleton
The filamentous network providing structure, organization and motion to the cytoplasm: includes actin filaments, microtubules, and intermediate filaments.
Cytosol
The fluid content of the cytoplasm, excluding the membrane bound organelles.