The first letter of the Greek alphabet.

• The name of the letter represented by Α or α.

希腊字母表的第一个字母（Α, α）。

• 数学与科学中使用的符号 α 的名称。

Excess return above a benchmark after adjusting for risk.

• A measure of manager skill in generating active return.

相对基准的超额收益，已进行风险调整。

A dominant, confident, and influential person.

• Stereotypically the leader within a group.

软件的早期预发行版本，用于内部测试。

An early pre-release version of software for internal testing.

• A build with major features present but unstable.

统计检验的显著性水平。

The transparency value of a color, stored in an alpha channel.

• A parameter controlling opacity in digital images or video.

图像阿尔法通道中的透明度数值。

The significance level of a statistical test.

• The probability of a Type I error.

迎角，气流与翼型弦线之间的角度。

First or most important in order or rank.

• Exhibiting dominant, high-status behavior or traits.

在顺序、等级或重要性上排第一的。

The label for the brightest star of a constellation.

• As in Alpha Centauri.

表现出占主导、强势的“阿尔法”性格特质。

A person born in Generation Alpha (early 2010s onward).

• A member of the cohort after Generation Z.

用于星座中通常最亮恒星的命名。

The uppercase spelling of the word alpha.

• The capitalized form ALPHA.

属于阿尔法世代的人。