for preformated text, 
, 
 .. 
 for headings. Most systems will ignore the case of tags and attributes but lower case should be used for compatibility with XHTML. The web Consortium (W3C) is the international standards body for HTML. See also weblint.  
 infantry fighting vehicle — a heavily armored combat vehicle, as a tank, used to carry infantry into battle and provide support. Abbreviation: IFV. 
 
 interstate highway system — a network of U.S. highways connecting the 48 contiguous states and most of the cities with populations above 50,000, begun in the 1950s and estimated to carry about a fifth of the nation's traffic. 
 
 local education authority — a body that is responsible for education in a particular area 
 
 magnetohydromagnetic wave — Physics. Alfvén wave. 
 
 metal-free phthalocyanine — phthalocyanine (def 1). 
 
 methylrosaniline chloride — gentian violet. 
 
 neurocirculatory asthenia — cardiac neurosis. 
 
 never do things by halves — If you say that someone never does things by halves, you mean that they always do things very thoroughly. 
 
 on the tip of your tongue — If a comment or question is on the tip of your tongue, you really want to say it or ask it, but you decide not to say it. 
 
 oxidative phosphorylation — the aerobic synthesis, coupled to electron transport, of ATP from phosphate and ADP. 
 
 peripheral nervous system — the portion of the nervous system lying outside the brain and spinal cord. 
 
 polymerase chain reaction — a technique in which a known DNA sequence is synthesized at high temperatures by means of a polymerase, producing millions of copies for statistical analysis: used in DNA fingerprinting, in detecting minute quantities of cancer cells, etc. 
 
 polynomial-time algorithm — (complexity)   A known algorithm (or Turing Machine) that is guaranteed to terminate within a number of steps which is a polynomial function of the size of the problem. See also computational complexity, exponential time, nondeterministic polynomial-time (NP), NP-complete. 
 
 ruby-throated hummingbird — a small hummingbird, Archilochus colubris, the only hummingbird of eastern North America, having metallic-green upper plumage and a bright red throat in the male. 
 
 selective synchronization — a sound-recording process that facilitates overdubs by feeding the recorded track to the performer straight from the recording head 
 
 sympathetic introspection — a study of human conduct in which the investigator imagines himself or herself engaged in that conduct. 
 
 thank one's (lucky) stars — to be thankful for what appears to be good luck 
 
 the ball is in your court — you are obliged to make the next move 
 
 the politically incorrect — politically incorrect people considered collectively 
 
 thermodynamic equilibrium — the condition of an isolated system in which the quantities that specify its properties, such as pressure, temperature, etc, all remain unchanged 
 
 thermodynamic temperature — temperature defined in terms of the laws of thermodynamics and not in terms of the properties of any real material. It is usually expressed on the Kelvin scale 
 
 thin-layer chromatography — chromatography in which glass plates coated with thin layers of alumina, silica gel, or cellulose are used as an adsorbent. 
 
 throw dust in the eyes of — to confuse or mislead 
 
 to get on your high horse — to adopt a superior or pretentious attitude