What does "alpha" mean?
The name of the first letter of the Greek alphabet (Α, α), followed by beta. In the Latin alphabet it is the predecessor to A.
Alpha
/ˈælfə/ adj, name, noun, slang
adj, name, noun, slang ·Common ·High school level
Meaning at a glance
- Primary sense: The name of the first letter of the Greek alphabet (Α, α), followed by beta. In the Latin alphabet it is the predecessor to A.
- Grammar: alpha is listed as adj, name, noun, slang.
- Nearest alternatives: a, active return, alpha symbol, alpha value.
- Useful contrasts: benchmark return, beta, betas.
- Usage evidence: In dog ethology the leader is called 'alpha'; after that it continues with 'beta' and 'gamma'.
How to use "alpha"
- Start with the primary definition, then check the part of speech before placing the word in a sentence.
- Compare nearby synonyms to make sure "alpha" carries the exact meaning, tone, and strength you need.
- Use the example sentence as a context check. If your sentence uses the word differently, confirm that the grammar still fits.
Meaning check
- Does the word fit the sentence's grammar?
- Does it match the intended tone rather than only the dictionary definition?
- Would a simpler synonym be clearer for the reader?
- Is there enough surrounding context to prevent ambiguity?
Source and review context
This entry combines structured lexical data with WordToolSet review checks. Definitions, examples, synonyms, and usage notes may come from different source tables, so the page is designed to show evidence from more than one angle before you rely on "alpha" in a final draft.
If a word has several senses, prefer the sense that matches your sentence's grammar and surrounding context. A correct definition can still be the wrong choice when the sentence needs a different register, emphasis, or level of specificity.
Before you rely on this definition
Read the first definition as a starting point, then check the example, synonyms, and part of speech before treating "alpha" as the right word for your sentence.
If your draft is formal, technical, persuasive, or sensitive, compare "alpha" with a nearby alternative so the final choice matches both meaning and reader expectation.
Compare nearby meanings
- Use synonyms when you need a softer, stronger, simpler, or more specific word.
- Use antonyms to check the boundary of the meaning and avoid accidental contrast.
- Use the example sentence to confirm the word behaves naturally in context.
- Keep the original wording when a replacement adds complexity without improving precision.
Definition decision workflow
1. Identify the role
Check whether "alpha" is acting as adj, name, noun, slang in your sentence. A definition is only useful when the grammar matches the way the word is being used.
2. Test the nearest option
Compare it with "a" and other nearby choices to see whether the sentence needs a softer, stronger, or more familiar word.
3. Confirm with context
Use the example sentence below as an evidence check, then read your own sentence out loud to catch tone or rhythm problems.
Review note: Definition pages are checked for source coverage, sentence evidence, synonym support, and editorial insight before they are treated as approval-ready pages. If the evidence is too thin, the page remains available to users but is kept out of the approval-facing indexed inventory.
Final meaning check
Before publishing a sentence with "alpha", ask whether the word helps the reader understand the idea faster. A precise word should reduce confusion, not simply make the sentence look more polished.
When the definition, synonym evidence, and example context point in the same direction, the word is usually a safer choice. When they conflict, revise the sentence or choose a clearer alternative.
Definitions
Noun
- 1 The name of the first letter of the Greek alphabet (Α, α), followed by beta. In the Latin alphabet it is the predecessor to A. countable, uncountable
- 2 Alternative letter-case form of alpha. alt-of
- 3 the 1st letter of the Greek alphabet wordnet
- 4 Latin alpha: the Latin letter Ɑ (minuscule: ɑ). countable, uncountable
- 5 A member of Generation Alpha.
"They are being partially replaced by a new generation – the Alphas, which cover children aged nine or under and account for 12 per cent of all Australians."
Show 12 more definitions
- 6 the beginning of a series or sequence wordnet
- 7 The name of the symbols Α and α used in science and mathematics, often interchangeable with the symbols when used as a prefix. countable, uncountable
"I will attempt to make an alpha particle ("α-particle") with the Large Hadron Collider."
- 8 The return of a given asset or portfolio adjusted for systematic risk. countable, uncountable
"Similarly, alphas are 2.33% larger than that of the equivalent monthly alphas using compounded returns while no changes can be found using arithmetic returns."
- 9 A person, especially a male, who is dominant, successful and attractive; (see alpha male). countable, uncountable
"Being a beta male in a species with alphas doesn't mean you have to sit out the mating game."
- 10 Clipping of alphabet. abbreviation, alt-of, clipping, countable, informal, uncountable
- 11 The first versions of a program, usually only available to the developer, and only tested by the developer. countable, uncountable
"We will assume you got the .tgz version—later 2.x series versions such as 2.5.2 or 2.6.0 should be okay, provided they are production releases (not alphas, betas, or release candidates)."
- 12 An angle of attack. countable, uncountable
- 13 The level of translucency of a color, as determined by the alpha channel. countable, uncountable
- 14 Ellipsis of alpha layer. abbreviation, alt-of, countable, ellipsis, uncountable
- 15 The significance level of a statistical test; the alpha level. countable, uncountable
- 16 In omegaverse fiction, a person of a dominant secondary sex driven by biology, magic, or other means to bond with an omega, with males of this type often having canine-like genitalia. countable, slang, uncountable
"Sometimes the alphas and omegas are rare, sometimes they are only males, sometimes they have altered sex organs."
- 17 Alternative letter-case form of Alpha (“member of Generation Alpha”). alt-of, countable, uncountable
"Some of these old standards will feel alien to zoomers and alphas."
Adjective
- 1 Designates the first in an order of precedence. not-comparable
"I am the alpha male."
- 2 Exhibiting characteristics of the alpha male/female archetype. not-comparable
"And thank you. Seriously. I'll call you later. You better. I'm feeling pretty alpha now. Yes, you are."
- 3 Designates some bright star, usually the brightest star, of a constellation. not-comparable
"When interstellar travel becomes feasible, I plan to visit Alpha Centauri."
- 4 Clipping of alphabetical. abbreviation, alt-of, clipping, not-comparable
"Sort the list in alpha order."
Adjective
- 1 early testing stage of a software or hardware product wordnet
- 2 first in order of importance wordnet
Proper Noun
- 1 A placename.; A ghost town in California, United States (USA).
- 2 A placename.; A village in Illinois, United States.
- 3 A placename.; A village in Michigan, United States.
- 4 A placename.; A city and village in Minnesota, United States.
- 5 A placename.; A borough of New Jersey, United States.
Show 3 more definitions
- 6 A placename.; A town in Queensland, Australia.
- 7 Former name of the International Space Station.
- 8 A RISC CPU instruction set architecture developed and marketed by Digital Equipment Corporation (then later by Compaq and then Hewlett-Packard) from 1992 until 2004.
Synonyms
All synonymsExample
"In dog ethology the leader is called 'alpha'; after that it continues with 'beta' and 'gamma'."
Common questions
What is a synonym for "alpha"?
Common synonyms include: a, active return, alpha symbol, alpha value, beginning, blast off.
How do you use "alpha" in a sentence?
In dog ethology the leader is called 'alpha'; after that it continues with 'beta' and 'gamma'.
How do you pronounce "alpha"?
Pronounced /ˈælfə/.
Etymology
From the Ancient Greek ἄλφα (álpha), the first letter of the Greek alphabet, from the Phoenician 𐤀 (ʾ, “aleph”). Doublet of alif and aleph.