α
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Character variations
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Translingual
Symbol
α
- (electrodynamics) The fine structure constant.
- (in our Universe) a value of approximately 1/137 = 0.0072973525
- (classical mechanics) Represents angular acceleration.
- See Wikipedia article on angular acceleration for usage.
- (chemistry) Used in chemical nomenclature.
- α-lactam has a three-membered ring structure.
- (astronomy) Used to identify some bright star, usually the brightest star, of a constellation, for instance α-Centauri.
- (topology) Alexandroff compactification.
- (UPA) An open back rounded vowel (IPA ).
- (graph theory) independence number
Derived terms
See also
- alpha (for names of this symbol in other language)
Noun
α
- (astronomy) right ascension
- Coordinate term: δ
Albanian
Pronunciation
Letter
α (a) (upper case A, lower case α)
- The first letter of the Arvanitic Albanian Greek-script alphabet.
See also
- (Greek-script letters) Α α, Β β, Ƃ ƅ, Γ γ, Γϳ γϳ, Δ δ, D d, Ε ε, Ε̱ ε̱, Ζ ζ, Ζ̇ ζ̇, Θ θ, Ι ι, Ϳ ϳ, Κ κ, Κ̇ κ̇, Λ λ, ΛΛ λλ, Λ̇ λ̇, Μ μ, Ν ν, Ν̇ ν̇, Ο ο, Π π, Ρ ρ, Ρ̇ ρ̇, Σ σ, Σ̈ σ̈, Τ τ, Ȣ ȣ, Υ υ, Φ φ, Χ χ, Χ̇ χ̇, ΤΣ τσ, ΤΣ̈ τσ̈, DΣ dσ, DΣ̈ dσ̈
- (Latin-script letters) shkronjë; A a, B b, C c, Ç ç, D d, Dh dh, E e, Ë ë, F f, G g, Gj gj, H h, I i, J j, K k, L l, Ll ll, M m, N n, Nj nj, O o, P p, Q q, R r, Rr rr, S s, Sh sh, T t, Th th, U u, V v, X x, Xh xh, Y y, Z z, Zh zh
Ancient Greek
Etymology
Derived from its majuscule counterpart Α, from the Phoenician letter 𐤀, aleph.
Letter
α • (a) (lowercase, uppercase Α)
- Lower-case alpha (ἄλφα), the first letter of the ancient Greek alphabet. It represented the open front or central unrounded vowel /a/. It is followed by β.
Derived terms
See also alpha
See also
- (Greek-script letters) Α α, Β β, Γ γ, Δ δ, Ε ε, Ζ ζ, Η η, Θ θ, Ι ι, Κ κ, Λ λ, Μ μ, Ν ν, Ξ ξ, Ο ο, Π π, Ρ ρ, Σ σ ς, Τ τ, Υ υ, Φ φ, Χ χ, Ψ ψ, Ω ω
- (non-Classical letters) Ϝ ϝ, Ͷ ͷ, Ͱ ͱ, Ϻ ϻ, Ϙ ϙ, Ͳ ͳ
- (punctuation) · ;
- (diacritics) ᾿ ῾ ◌́ ◌̀ ῀ ¨
Greek
Etymology 1
Derived from its Ancient Greek majuscule counterpart Α (A, “Alpha”), in turn from the Phoenician letter 𐤀 (“aleph”).
Letter
α • (a) (lower case, upper case Α)
- Lower-case άλφα (álfa, “alpha”), the first letter of the modern Greek alphabet. Represents the open front unrounded vowel: /a/.
Usage notes
- Ancient Greek, however, did not distinguish between upper case and lower case. See Α (A) for details.
Derived terms
See also
Etymology 2
From Ancient Greek ἆ (â).
Interjection
α! • (a!)
- Expresses wonder, surprise or joy; ah, ooh, oh, wow:
- Α, τι πανέμορφη θέα!
- A, ti panémorfi théa!
- Wow, what a gorgeous view!
- Α, δεν σε περίμενα! Ποτέ έφτασες;
- A, den se perímena! Poté éftases?
- Oh, I wasn't expecting you! When did you get here?
- Expresses desire or wish; oh:
- Α και να ερχόταν να με δει!
- A kai na erchótan na me dei!
- Oh, if only he would come to see me!
- Expresses anger or threat; oh:
- Α που να σε πάρει ο διάολος!
- A pou na se párei o diáolos!
- Oh, the devil take you!
- Α έτσι μου είσαι; Θα δεις εσύ τώρα!
- A étsi mou eísai? Tha deis esý tóra!
- Oh, so that's how it is? Wait till you see!
- Expresses impatience; oh, ah:
- Α δεν μπορώ να περιμένω άλλο!
- A den boró na periméno állo!
- Ah, I can't wait any longer!
- Expresses confirmation of a fact; oh, ah:
- Α ναι βεβαίως ήταν αυτός!
- A nai vevaíos ítan aftós!
- Ah, yes, of course it was him!
- Expresses desire against; oh, ah:
- Α όχι αυτός πάλι!
- A óchi aftós páli!
- Oh, not him again!
- Answer word, can be either positive or negative; eh, meh:
- Θα ’ρθεις απόψε στο πάρτι; Α, μπα!
- Tha ’rtheis apópse sto párti? A, ba!
- Will you be coming to the party tonight? Ah, nah!
- Ωραίο δεν ήταν το έργο; Α, καλό ήταν!
- Oraío den ítan to érgo? A, kaló ítan!
- Wasn't the film nice? Eh, it was good!
- Answer word of indifference; meh:
- Πως πάει το σχόλιο τελευταία; Α, έτσι κι έτσι!
- Pos páei to schólio teleftaía? A, étsi ki étsi!
- How's school going lately? Meh, so-so!
Etymology 3
From άι < άε from Ancient Greek ἄγε sg (áge, “go!”, pres.imp.) (with deletion of ‑γ-) of verb ἄγω (“I lead”).[1][2] Also see etymologies of άντε, άιντε, άμε.
Alternative forms
- άι (ái) (uncontracted)
- and see: άντε for interchangeable interjections for dismissal
Interjection
α • (a)
- (colloquial) Contraction of άντε (ánte).
- Α να χαθείς!
- A na chatheís!
- Oh, get lost!
- Α στο καλό πια, σε βαρέθηκα!
- A sto kaló pia, se varéthika!
- Oh go away will you, I'm sick of you!
Related terms
- α να χαθείς (a na chatheís, “get lost!”)
- α στο διάολο (a sto diáolo, “go to the devil (to hell)!”)
- α στο καλό (a sto kaló, “go to what is good (with multiple senses)”)
- and see Greek dismissals
References
- ^ α, in Λεξικό της κοινής νεοελληνικής , Triantafyllidis Foundation, 1998 at the Centre for the Greek language
- ^ α - Babiniotis, Georgios (2002) Λεξικό της νέας ελληνικής γλώσσας: [Dictionary of Modern Greek (language)] (in Greek), 2nd edition, Athens: Kentro Lexikologias , 1st edition 1998, →ISBN.
Tsakonian
Pronunciation
Etymology 1
From Doric Greek ᾱ̔ (hā) (Attic Greek ἡ (hē)), from Proto-Indo-European *séh₂.
Article
α (a) f sg
- feminine nominative singular of ο (o)
Declension
The definite article
| Number | Singular | Plural | ||||
|---|---|---|---|---|---|---|
| Case / Gender | m | f | n | m | f | n |
| nominative | ο | α | το | οι | οι | τα |
| accusative | το(ν)* | τα(ν)* | το | του(ρ)* | του(ρ)* | τα |
| genitive | του | τα(ρ)* | του | του(ν)* | του(ν)* | του(ν)* |
| The final "ν" is preserved before vowels, and the plosive/affricate consonants: κ, π, τ, μπ, ντ, γκ, τσ, τζ
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Etymology 2
Letter
α (a) (lower case, upper case Α)
- The first letter of the Tsakonian alphabet.
See also
- (Greek script letters) Α (A) α (a), Α̈ (Ä) α̈ (ä), Ά (Á) ά (á), Β (V) β (v), Γ (G) γ (g), Δ (D) δ (d), Ε (E) ε (e), Έ (É) έ (é), Ζ (Z) ζ (z), Ζ̌ (Ž) ζ̌ (ž), Ζ̑ (Z̑) ζ̑ (z̑), Η (I) η (i), Ή (Í) ή (í), Θ (Th) θ (th), Ι (I) ι (i), Ί (Í) ί (í), Ϊ ϊ (ï), ΐ (ḯ), Κ (K) κ (k), Κ̀ (K̀) κ̔ (k̔), Λ (L) λ (l), Λ̣ (Ḷ) λ̣ (ḷ), Λ̑ (L̑) λ̑ (l̑), Μ (M) μ (m), Ν (N) ν (n), Ν̇ (Ṅ) ν̇ (ṅ), Ν̑ (N̑) ν̑ (n̑), Ξ (X) ξ (x), Ο (O) ο (o), Ό (Ó) ό (ó), Π (P) π (p), Π̀ (P̀) π̔ (p̔), Ρ (R) ρ (r), Σ (S) σ (s) ς (s), Σ̌ (Š) σ̌ (š) ς̌ (š), Σ̑ (S̑) σ̑ (s̑) ς̑ (s̑), Τ (T) τ (t), Τ̀ (T̀) τ̔ (t̔), Τζ (Tz) τζ (tz), Τσ (Ts) τσ (ts) τς (ts), Υ (Y) υ (y), Ύ (Ý) ύ (ý), Ϋ ϋ (ÿ), ΰ (ÿ́), Φ (F) φ (f), Χ (Ch) χ (ch), Ψ (Ps) ψ (ps), Ω (O) ω (o), Ώ (Ó) ώ (ó)