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For example, 1.5 × 10 6 means that the true value of something being measured is 1,500,000 to the nearest hundred thousand (so the actual value is somewhere between 1,450,000 and 1,550,000); this is in contrast to the notation 1.500 × 10 6, which means that the true value is 1,500,000 to the nearest thousand (implying that the true value is ...
An acronym is sometimes considered to be an initialism that is pronounced as a word (e.g. NATO), as distinct from an initialism pronounced as a string of individual letters (e.g. "UN" for United Nations). In this document the term acronym includes initialisms. The term word acronym can be used to refer to acronyms which are not initialisms.
An abbreviation (from Latin brevis, meaning "short" [1]) is a shortened form of a word or phrase, by any method including shortening, contraction, initialism (which includes acronym) or crasis. An abbreviation may be a shortened form of a word, usually ended with a trailing period. For example: etc. is the usual abbreviation for et cetera.
The United States retained the 1 / 39.37 -metre definition for surveying, producing a 2 millionth part difference between standard and US survey inches. [47] This is approximately 1 / 8 inch per mile; 12.7 kilometres is exactly 500,000 standard inches and exactly 499,999 survey inches.
Circa is a Latin word meaning "around, approximately". Circa or CIRCA may also refer to: CIRCA (art platform), art platform based in London; Circa (band), a progressive rock supergroup; Circa (company), an American skateboard footwear company; Circa (contemporary circus), an Australian contemporary circus company; Circa District, Abancay ...
A macronym, or nested acronym, is an acronym in which one or more letters stand for acronyms (or abbreviations) themselves. The word "macronym" is a portmanteau of " macro- " and "acronym". Some examples of macronyms are:
AC – Axiom of Choice, [1] or set of absolutely continuous functions. a.c. – absolutely continuous. acrd – inverse chord function. ad – adjoint representation (or adjoint action) of a Lie group. adj – adjugate of a matrix. a.e. – almost everywhere. AFSOC - Assume for the sake of contradiction; Ai – Airy function. AL – Action limit.
There are five possible reasons to assign an alias name to a code point. [1] A character can have multiple aliases: for example U+0008 <control-0008> has control alias BACKSPACE and abbreviation alias BS. 1. Abbreviation Commonly occurring abbreviations (or acronyms) for control codes, format characters, spaces, and variation selectors.