A - Z words
Q. T-shirt: what does the T stand for?
A. It simply describes the shape of the garment when you spread it out. The use of traditionally capital letters to create words is fairly common. Here is a sampling.
- A-frame: a structure, such as a house, with steeply angled sides that meet at the top in the shape of the letter A.
- B-ball: abbreviation for basketball.
- C-clamp: a clamp in the shape of a C; a device (used by carpenters) that holds things firmly together.
- D-ring: an item of hardware, usually a metal ring shaped like the letter D. It may be used at the end of a leather or fabric strap, or may be secured to a surface with a metal or fabric strap.
- E-mail: a system for sending and receiving messages electronically over a computer network.
- F-shaped pattern: Jakob Nielsen’s eyetracking studies show that people reading a web page often use a dominant reading pattern that looks somewhat like an F. There is a horizontal eye movement across the top of the page (top bar), a second horizontal eye movement lower down the page (lower bar), and a vertical eye movement down the left side (support bar).
- G-clamp: one of the most widely-used clamps. The screw section can be adjusted to make the jaws one to eight inches in width.
- H-bomb: abbreviation for hydrogen bomb
- I-beam: a steel joist or girder with short flanges and a cross section formed like an I.
- J-particle: an electrically neutral meson having a mass 7,213 times that of the electron and a mean lifetime of approximately 1 x 10 -20 seconds.
- K-ration: an emergency field ration for U.S. troops in WWII, consisting of a single packaged meal.
- L-: [L-amino acid ] in biochemistry, a symbol used as a prefix to indicate the spatial configuration of certain organic compounds with asymmetric carbon atoms.
- M-day: The day on which national mobilization for war is ordered; mobilization day.
- N-bomb: abbreviation for a neutron bomb.
- O-ring: a flat ring in the shape of an O, made of rubber or plastic, and used as a gasket.
- P-particle: the most elementary particle, meaning that all other particles are made from it.
- Q-ship: a decoy ship, especially an armed ship disguised as a merchant ship to entice submarines to surface so that they may be attacked with gunfire.
- R-class: a rare class of asteroid, distinguished by a moderately high albedo and a reflectance spectrum with a strong absorption feature at wavelengths shorter than 0.7 µm and a fairly strong absorption feature near 1 µm.
- S-curve: when you plot expertise with respect to time on a graph, it traces an S-shaped curve.
- T-shirt: a collarless shirt with short sleeves, configured like the letter T.
- U-turn: a turn, as by a vehicle, completely reversing the direction of travel.
- V-neck: a neckline, as of a sweater, shaped like the letter V.
- W-4: an IRS form used by an employer to withhold the correct federal income tax from a person’s pay.
- X-ray: a relatively high-energy photon having a wavelength in the approximate range from 0.01 to 10 nanometers.
- Y-chromosome: the sex chromosome associated with male characteristics in mammals, not occurring in females, and occurring with one X-chromosome in the male sex-chromosome pair.
- Z-score: in statistics, a measure of the distance in standard deviations of a sample from the mean.
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