Alpha

/ˈæl.fə/

Meaning & Definition

noun
The first letter of the Greek alphabet, written as 'Α' in uppercase and 'α' in lowercase.
In mathematics, the alpha symbol is often used to represent angles.
A dominant individual in a group, especially in animal behavior.
The alpha wolf led the pack in their hunt for food.
A term used in finance to indicate an investment's performance relative to a benchmark.
The fund manager claimed to have generated a significant alpha over the index.
adjective
Indicating a dominant position or ranking.
In the social hierarchy, she was considered the alpha female of the group.
Referring to the first or most significant in a series.
The alpha version of the software is available for testing.

Etymology

From the Greek 'alpha', the first letter of their alphabet.

Common Phrases and Expressions

alpha male
A man who is seen as a dominant leader among a group.
alpha test
The first phase of testing a product before it is released more widely.
alpha and omega
The beginning and the end; the entirety of something.

Related Words

beta
The second letter of the Greek alphabet; often used to refer to a second version or phase.
leader
A person who leads or commands a group.
dominance
The state of being in control or exerting power over others.

Slang Meanings

A term used to describe a highly competitive and assertive person.
He's so alpha; he always has to be the best in everything.
Used in dating contexts to refer to attractive, confident men.
She only dates alpha types who can take charge.