1B Aiglet
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1B may refer to:


Science and technology

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Alpha-1B adrenergic receptor The alpha-1B adrenergic receptor (α1B-adrenoreceptor), also known as ADRA1B, is an alpha-1 adrenergic receptor, and also denotes the human gene encoding it. The crystal structure of the α1B-adrenergic receptor has been determined in complex with ...
* Arginine vasopressin receptor 1B * Interferon beta-1b * Melatonin receptor 1B * The ASCII hexadecimal code for the escape character * 1b as one billion


Sport

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First baseman A first baseman, abbreviated 1B, is the player on a baseball or softball team who fields the area nearest first base, the first of four bases a baserunner must touch in succession to score a run. The first baseman is responsible for the majori ...
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Single (baseball) In baseball, a single is the most common type of base hit, accomplished through the act of a batter safely reaching first base by hitting a fair ball (thus becoming a runner) and getting to first base before a fielder puts him out. As an e ...


Transport

* Axle arrangement on steam locomotives corresponding to a 2-4-0 wheel arrangement * GCR Class 1B, a class of British 2-6-4T steam locomotive * National Highway 1B (India, old numbering)


See also

* B1 (disambiguation) *
Billion Billion is a word for a large number, and it has two distinct definitions: * 1,000,000,000, i.e. one thousand million, or (ten to the ninth power), as defined on the short scale. This is now the most common sense of the word in all varieties of ...
* * {{Letter-NumberCombDisambig