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alpha
- IPA[ˈalfə]
英式
- the first letter of the Greek alphabet (Α, α), transliterated as ‘a’.;denoting the first of a series of items or categories, e.g. forms of a chemical compound
- a plane angle.;angular acceleration.
noun: alpha, plural noun: alphas
- 釋義
- 相關詞
- 片語
名詞
- 1. the first letter of the Greek alphabet (Α, α), transliterated as ‘a’.
- ▪ denoting the first of a series of items or categories, e.g. forms of a chemical compound the α and β chains of haemoglobin
- ▪ British a first-class mark given for an examination paper or piece of school or college work he had been awarded alpha double plus
- ▪ denoting the dominant animal or human in a particular group the pack is a tightly knit, highly organized group, led by an alpha wolf
- ▪ informal denoting a person who has a dominant role or position within a particular sphere take turns cooking for each other if one of you is too much of an alpha chef
- ▪ short for alpha test
- ▪ the first (typically the brightest) star in a constellation Alpha Orionis
- ▪ relating to alpha decay or alpha particles an alpha emitter
- 2. a code word representing the letter A, used in radio communication.
symbol
- 1. a plane angle.
- 2. angular acceleration.
- 3. right ascension.
- a trial of machinery, software, or other products carried out by a developer before a product ...
- subject (a product) to an alpha test: each model was then alpha-tested with specific test patterns
Oxford Dictionary
- a trial of machinery, software, or other products carried out by a developer before a product ...
- subject (a product) to an alpha test: each model was then alpha-tested with specific test patterns
Oxford American Dictionary
- the dominant male animal in a particular group: two of them trotted over to greet the alpha male, a black wolf with a greying muzzle
Oxford Dictionary
- the dominant male animal in a particular group: two of them trotted over to greet the alpha male, a black wolf with a graying muzzle
Oxford American Dictionary
- the third brightest star in the sky, in the constellation Centaurus, visible only to observers ...
Oxford American Dictionary
- a carbohydrate molecule present in the cell membranes of most mammals, though not those of ...
Oxford American Dictionary
- a carbohydrate molecule present in the cell membranes of most mammals, though not those of ...
Oxford Dictionary
- a helium nucleus emitted by some radioactive substances, originally regarded as a ray.
Oxford American Dictionary
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- IPA[ˈalfə]
美式
- the first letter of the Greek alphabet (Α, α), transliterated as ‘a.’.
- a plane angle.
Oxford American Dictionary