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Glossary of Optics Terms
beginning with letter C
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c. Tweet Definition of c. Like Definition of c. on Facebook
  1. (context, preposition) circa
The document was written in the Middle Ages, 1250.
  1. (context, noun) city
candela Tweet Definition of candela Like Definition of candela on Facebook
  1. In the International System of Units, the base unit of luminous intensity; the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency 540 × 1012 hertz and that has a radiant intensity in that direction of 1/683 watt per steradian. Symbol: cd
candlepower Tweet Definition of candlepower Like Definition of candlepower on Facebook
  1. former measurement of brightness of a light source
caustic curve Tweet Definition of caustic curve Like Definition of caustic curve on Facebook
noun (plural caustic curves)
  1. (optics) A curve to which the ray of light, reflected or refracted by another curve, are tangents, the reflecting or refracting curve and the luminous point being in one plane.
Caustic curves and surfaces are called catacaustic when formed by reflection, and diacaustic when formed by refraction.
caustic surface Tweet Definition of caustic surface Like Definition of caustic surface on Facebook
noun (plural caustic surfaces)
  1. (optics) A surface to which rays reflected or refracted by another surface are tangents.
Caustic curves and surfaces are called catacaustic when formed by reflection, and diacaustic when formed by refraction.
CD Tweet Definition of CD Like Definition of CD on Facebook
initialism (pos_n)
  1. compact disk: A form of digital media that is based on the use of a laser to read from a plastic disc in a reader device known as a CD drive. It comes in several varieties including the CD-ROM (ROM=read-only memory) which cannot be written to except during manufacturing, the CD-R (recordable), which can be written to exactly once, and the CD-RW (re-writable), which can be written to as many times as one wishes (to a limit).
  2. Certificate of deposit: used by financial institutions
  3. Corps diplomatique: a decal found on automobiles to indicate diplomatic status
  4. Creative director: head of the creative department (e.g. advertising agencies)
  5. Corporate design: specific design features of a company, corporate identity CI
  6. Collision detection: used by an Ethernet network to detect when two computers are sending frames at the same time, and also to deal with such collisions when they happen
  7. circular dichroism
chromatic aberration Tweet Definition of chromatic aberration Like Definition of chromatic aberration on Facebook
  1. (optics) an optical aberration, in which an image has coloured fringes, caused by differential refraction of light of different wavelengths
circular dichroism Tweet Definition of circular dichroism Like Definition of circular dichroism on Facebook
  1. (chemistry),(physics) the differential absorption of left-handed and right-handed circularly polarized light
color Tweet Definition of color Like Definition of color on Facebook
  1. The spectral composition of visible light.
Humans and birds can perceive .
  1. A particular set of visible spectral compositions, perceived or named as a class.
Most languages have names for the colors black, white, red, and green.
  1. Hue as opposed to achromatic colors (black, white and greys).
He referred to the white flag as one "drained of all ".
  1. Human skin tone, especially as an indicator of race or ethnicity.
Color has been a sensitive issue in many societies.
  1. (figuratively) interest, especially in a selective area.
a bit of local .
  1. In corporate finance, details on sales, profit margins, or other financial figures, especially while reviewing quarterly results when an officer of a company is speaking to investment analyists.
Could you give me some with regards to which products made up the mix of revenue for this quarter?
  1. (physics) A property of quarks, with three values called red, green, and blue, which they can exchange by passing gluons.
(color-colour (noun))
  1. To give something color.
We could the walls red.
  1. To draw within the boundaries of a line drawing using colored markers or crayons.
My kindergartener loves to .
  1. (context, of a face) To become red through increased blood flow.
  2. To affect without completely changing.
That interpretation certainly colors my perception of the book.
  1. To attribute a quality to.
(colloquial) Color me confused. (color-colour (verb))
  1. Conveying color, as opposed to shades of gray.
Color television and movies were considered a great improvement over black and white.
colorimeter Tweet Definition of colorimeter Like Definition of colorimeter on Facebook
  1. Any of various instruments designed to determine the color of something, by comparison with standard colors or by spectroscopy.
  2. (analytical chemistry) An analytic instrument that estimates the concentration of a substance in a sample by measuring its color against the solution's complimentary color.
coma Tweet Definition of coma Like Definition of coma on Facebook
  1. A state of sleep from which one may not wake up, usually induced by some form of trauma.
compound microscope Tweet Definition of compound microscope Like Definition of compound microscope on Facebook
  1. A microscope with more than one lens.
concavo-convex Tweet Definition of concavo-convex Like Definition of concavo-convex on Facebook
  1. having one side concave and the other convex
cover slip Tweet Definition of cover slip Like Definition of cover slip on Facebook
  1. A square or circular piece of glass that covers the specimen on a microscope slide
CP Tweet Definition of CP Like Definition of CP on Facebook
  1. corporal punishment, Corporal Punishment (as a sexual practice)
  2. Custodial Parent
  3. Copy Protected
    1. County Primary or Community Primary, school
  4. Communist Party
crown Tweet Definition of crown Like Definition of crown on Facebook
  1. A reward of victory or a mark of honor.
  2. A royal, imperial or princely headdress; a diadem.
  3. A representation of such a headdress, as in heraldry; it may even be that only the image exists, no physical crown, as in the case of the kingdom of Belgium; by analogy such crowns can be awarded to moral persons that don't even have a head, as the mural crown for cities in heraldry
  4. A wreath or band for the head.
  5. Imperial or regal power.
  6. The topmost part of the head.
  7. The highest part a hill.
  8. The top part of a hat.
  9. The raised centre of a road.
  10. The highest part of an arch.
  11. Splendor, finish, culmination.
  1. Any currency (originally) issued by the crown (regal power) and often bearing a crown (headdress)
  2. Specifically, a former British coin worth five shillings.
    1. (botany) The part of a plant where the root and stem meet.
  3. (anatomy) The part of a tooth above the gums.
  4. (dentistry) A prothestic covering for a tooth.
  5. (nautical) A knot formed in the end of a rope by tucking in the strands to prevent them from unravelling
  6. (nautical) The part of an anchor where the arms and the shank meet
  1. To place a crown on the head of.
  2. To formally declare (someone) a king or emperor.
  3. To declare (someone) a winner.
  4. (medicine) Of a baby, during the birthing process; for the surface of the baby's head to appear in the vaginal opening.
The mother was in the second stage of labor and the fetus had just crowned, prompting a round of encouragement from the midwives.
  1. (context, gaming) To shoot an opponent in the back of the head with a shotgun in a first-person shooter video game.
  2. (context, board games) In checkers, to stack two checkers to indicate that the piece has become a king.
"Crown me!" I said, as I moved my checker to the back row.
  1. Of, related to, or pertaining to a crown.
  1. Of, related to, pertaining to the top of a tree or trees.
a fire

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