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The word "titration" descends from the French word titrer (1543), meaning the proportion of gold or silver in coins or in works of gold or silver; i.e., a measure of fineness or purity. Tiltre became titre, [4] which thus came to mean the "fineness of alloyed gold", [5] and then the "concentration of a substance in a given sample". [6]
The first books containing slang also appeared around that time: Robert Copland's The hye way to the Spytlell hous was a dialogue in verse between Copland and the porter of St Bartholomew's Hospital, which included thieves' cant; and in 1566, Thomas Harman's A Caveat or Warning for Common Cursitors, vulgarly called vagabonds was
The multiplication sign (×), also known as the times sign or the dimension sign, is a mathematical symbol used to denote the operation of multiplication, which results in a product.
Synonyms used in this way may not always meet the strict definitions of the term "synonym" in the formal rules of nomenclature which govern scientific names (see below). Changes of scientific name have two causes: they may be taxonomic or nomenclatural.
The term "Five Eyes" originated as shorthand for a "AUS/CAN/NZ/UK/US EYES ONLY" (AUSCANNZUKUS) releasability caveat. [5] The origins of the FVEY can be traced to informal, secret meetings during World War II between British and American code-breakers which took place before the US formally entered the war. [6]
A cross-domain solution (CDS) is an integrated information assurance system composed of specialized software, and sometimes hardware, that provides a controlled interface to manually or automatically enable and/or restrict the access or transfer of information between two or more security domains based on a predetermined security policy.
In lexicography [citation needed], a lexical item is a single word, a part of a word, or a chain of words that forms the basic elements of a language's lexicon (≈ vocabulary). [citation needed] Examples are cat, traffic light, take care of, by the way, and it's raining cats and dogs.
The older system used five levels of classification, supplemented with caveat keywords. [4]: Annex One The keyword was placed in all capital letters in the centre of the top and bottom of each page of a classified document and described the foreseeable consequence of an unauthorised release of the data (a ‘breach of confidentiality’). In ...