adj
Meaning 1
Possessing characteristics of a sigma male.
Definition source: English Wiktionary via Wiktextract
Usage: Internet
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Standard Lemma guide
sigma
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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/ˈsɪɡmə/
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US: Recorded audio is listed in the source snapshot.
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rhymes with -ɪɡmə
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US: Recorded audio is listed in the source snapshot.
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CMU ARPABET: S IH1 G M AH0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
name
Meaning 2
A municipality of Capiz, Philippines.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
noun
Meaning 3
The eighteenth letter of the Classical and Modern Greek alphabets (Σ, σ), the twentieth letter of Old and Ancient.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
noun
Meaning 4
The symbol Σ, used to indicate summation of a set or series.
Definition source: English Wiktionary via Wiktextract
Topics: mathematics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
noun
Meaning 5
The symbol σ, used to indicate one standard deviation from the mean, particularly in a normal distribution.
Definition source: English Wiktionary via Wiktextract
Topics: mathematics, sciences, statistics
Examples
- 2011, Paul Rincon, (bbc.co.uk) LHC: Higgs boson 'may have been glimpsed' None of the spikes seen by the experiments is at much more than the "two sigma" level of certainty. A level of "five sigma" is required to claim a discovery, meaning there is less than a one in a million chance the data spike is down to a statistical fluke.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
noun
Meaning 6
A sigma male (a self-reliant and assertive male).
Definition source: English Wiktionary via Wiktextract
Usage: Internet
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
noun
Meaning 7
the 18th letter of the Greek alphabet
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: letter, letter of the alphabet, alphabetic character
History
Etymology
From Ancient Greek σῖγμα (sîgma), probably from the root σῑγ- (sīg-) as seen in σίζω (sízō, “to hiss”) + -μα (-ma, nominal suffix).
Across languages
Translations
34 source translations are retained for this English entry.
- Arabic: سِيغْمَا (sīḡmā) — letter of the Greek alphabet
- Arabic: سِيجْمَا (sīgmā) — letter of the Greek alphabet
- Arabic: سِغْمَا (siḡmā) — letter of the Greek alphabet
- Arabic: سِجْمَا (sigmā) — letter of the Greek alphabet
- Arabic: سِقْما (sigma) — letter of the Greek alphabet
- Asturian: sigma — letter of the Greek alphabet
- Catalan: sigma — letter of the Greek alphabet
- Chinese Mandarin: 西格瑪 /西格玛 — letter of the Greek alphabet
- Chinese Mandarin: 西格馬 /西格马 (xīgémǎ) — letter of the Greek alphabet
- Czech: sigma — letter of the Greek alphabet
- Dutch: sigma — letter of the Greek alphabet
- Esperanto: sigmo — letter of the Greek alphabet
- Finnish: sigma — letter of the Greek alphabet
- French: sigma — letter of the Greek alphabet
- Galician: sigma — letter of the Greek alphabet
- German: Sigma — letter of the Greek alphabet
- Greek: σίγμα (sígma) — letter of the Greek alphabet
- Ancient Greek: σῖγμα (sîgma) — letter of the Greek alphabet
- Hebrew: סִיגְמָא (sígma) — letter of the Greek alphabet
- Hungarian: szigma — letter of the Greek alphabet
- Interlingua: sigma — letter of the Greek alphabet
- Irish: sigme — letter of the Greek alphabet
- Japanese: シグマ (shiguma) — letter of the Greek alphabet
- Korean: 시그마 (sigeuma) — letter of the Greek alphabet
- Malay: sigma — letter of the Greek alphabet
- Māori: hikama — letter of the Greek alphabet
- Persian: سیگما (sigmâ) — letter of the Greek alphabet
- Polish: sigma — letter of the Greek alphabet
- Portuguese: sigma — letter of the Greek alphabet
- Russian: си́гма (sígma) — letter of the Greek alphabet
- Slovak: sigma — letter of the Greek alphabet
- Spanish: sigma — letter of the Greek alphabet
- Swedish: sigma — letter of the Greek alphabet
- Thai: ซิกมา (sík-mâa) — letter of the Greek alphabet
Real reading context