epsilon

See also: Epsilon, epsílon, épsilon, and èpsilon

English

Ancient Greek Alphabet

← delta		→ zeta
Ε ε Ancient Greek: ἒ ψιλόν
Wikipedia article on epsilon

Etymology

From Ancient Greek ἒ ψιλόν (è psilón, “simple Ε”).

Pronunciation

• (Received Pronunciation) IPA^(key): /ɛpˈsaɪ.lən/, /ˈɛp.sɪˌlɒn/
• (General American) IPA^(key): /ˈɛp.sɪˌlɑn/, /ˈɛp.sɪ.lən/

• Audio (US)

  (file)

Noun

epsilon (countable and uncountable, plural epsilons or epsila)

1. The name for the fifth letter of the Greek alphabet, ε or Ε, preceded by delta (Δ, δ) and followed by zeta (Ζ, ζ).
2. (phonetics) In IPA, the phonetic symbol ɛ that represents the open-mid front unrounded vowel.
3. (mathematics) An arbitrarily small quantity.
   1. (colloquial) A small child.
4. (computing, colloquial) Something negligible or insignificant.
   • 2017, Dean Koontz, The Silent Corner, page 106:

     All right, okay. My interest is epsilon.

   Yes, we have to convert all the symbol names to upper case at startup, but that’s epsilon.

5. (finance) The percentage change in an option value with respect to the underlying dividend yield.

Hypernyms

• (measure of derivative price sensitivity): Greeks (includes list of coordinate terms)

Derived terms

• epsilon iron
• epsilon number
• epsilon-machine

 

Translations

name for the fifth letter of the Greek alphabet

• Arabic: إِبْسِلُون‎ m (ʔibsilūn), إِبْسِيلُون‎ m (ʾibsilūn)
• Asturian: épsilon (ast) f
• Bulgarian: е́псилон m (épsilon)
• Catalan: èpsilon (ca) f
• Chinese:

  Mandarin: 伊普西隆 (zh) (yīpǔxīlóng), 艾撲西龍／艾扑西龙 (zh) (àipūxīlóng)

• Czech: epsilon n
• Dutch: epsilon (nl) m or f
• Esperanto: epsilono (eo)
• Finnish: epsilon (fi)
• French: epsilon (fr) m
• Galician: épsilon (gl) m
• German: Epsilon (de) n
• Greek: έψιλον (el) n (épsilon)

  Ancient: εἶ n (eî) (early), ἒ ψιλόν n (è psilón) (late)

• Hungarian: epszilon
• Interlingua: epsilon
• Italian: epsilon (it) m
• Japanese: エプシロン (epushiron), イプシロン (ipushiron)
• Korean: 엡실론 (ko) (epsillon)
• Malay: epsilon
• Maori: epirōna
• Marathi: एप्सिलॉन n (epsilŏn)
• Persian: اپسیلون‎ (fa) (epsilon)
• Polish: epsilon (pl) m
• Portuguese: épsilon (pt) m, épsilo m
• Russian: э́псилон (ru) m (épsilon)
• Spanish: épsilon (es) f
• Swedish: epsilon (sv)
• Tagalog: epsilon
• Thai: เอปไซลอน (ép-sai-lɔ̂n)
• Turkish: epsilon (tr)

symbol for front half open unrounded vowel

• Dutch: epsilon (nl) m or f
• Russian: э́псилон (ru) m (épsilon)

arbitrarily small quantity

• Dutch: epsilon (nl) m or f
• Finnish: epsilon (fi)
• Russian: э́псилон (ru) m (épsilon)

negligible effect

• Dutch: kleinigheid (nl) f
• Polish: błahostka (pl) f

The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.

Translations to be checked

• Interlingua: ^{(please verify)} epsilon (1,2)
• Swedish: ^{(please verify)} epsilon (sv)

Anagrams

• pile ons, pile-ons, piles on, pilones, pinoles, sinople

Czech

Noun

epsilon n

1. epsilon

Dutch

Etymology

From Ancient Greek ἒ ψιλόν (è psilón, “the letter Ε”).

Pronunciation

• IPA^(key): /ˈɛpsilɔn/

• Audio

  (file)

• Hyphenation: ep‧si‧lon

Noun

epsilon m or f (plural epsilons, diminutive epsilonnetje n)

1. The name for the fifth letter of the Greek alphabet.
2. (phonetics) The IPA symbol that represents the open-mid front unrounded vowel.
3. (mathematics) An arbitrarily small quantity.

Finnish

Greek letter

Εε	Previous:	delta
	Next:	zeeta

Etymology

< Ancient Greek ἒ ψιλόν (è psilón).

Pronunciation

• IPA^(key): /ˈepsilon/, [ˈe̞ps̠ilo̞n]
• Rhymes: -epsilon
• Syllabification^(key): ep‧si‧lon

Noun

epsilon

1. epsilon (Greek letter)

Declension

Inflection of epsilon (Kotus type 5/risti, no gradation)
nominative		epsilon	epsilonit
genitive		epsilonin	epsilonien
partitive		epsilonia	epsiloneja
illative		epsiloniin	epsiloneihin
		singular	plural
nominative		epsilon	epsilonit
accusative	nom.	epsilon	epsilonit
	gen.	epsilonin
genitive		epsilonin	epsilonien
partitive		epsilonia	epsiloneja
inessive		epsilonissa	epsiloneissa
elative		epsilonista	epsiloneista
illative		epsiloniin	epsiloneihin
adessive		epsilonilla	epsiloneilla
ablative		epsilonilta	epsiloneilta
allative		epsilonille	epsiloneille
essive		epsilonina	epsiloneina
translative		epsiloniksi	epsiloneiksi
instructive		—	epsilonein
abessive		epsilonitta	epsiloneitta
comitative		—	epsiloneineen

Possessive forms of epsilon (type risti)
possessor	singular	plural
1st person	epsilonini	epsilonimme
2nd person	epsilonisi	epsiloninne
3rd person	epsiloninsa

French

Pronunciation

• IPA^(key): /ɛp.si.lɔ̃/, /ɛp.si.lɔn/

• Audio

  (file)

Noun

epsilon m (plural epsilon)

1. epsilon (Greek letter)

Further reading

• “epsilon”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

Anagrams

• épilons, pelions, sinople

Italian

Noun

epsilon m or f (invariable)

1. epsilon (Greek letter)

Anagrams

• Nespoli, nespoli, spelino, splenio

Polish

Etymology

Borrowed from Ancient Greek ἒ ψιλόν (è psilón), from Phoenician 𐤄‬‎ (h‬).

Pronunciation

• IPA^(key): /ɛpˈsi.lɔn/

• Audio

  (file)

• Rhymes: -ilɔn
• Syllabification: ep‧si‧lon

Noun

epsilon m inan

1. epsilon (Greek letter Ε, ε)

Declension

Declension of epsilon

	singular	plural
nominative	epsilon	epsilony
genitive	epsilonu	epsilonów
dative	epsilonowi	epsilonom
accusative	epsilon	epsilony
instrumental	epsilonem	epsilonami
locative	epsilonie	epsilonach
vocative	epsilonie	epsilony

Further reading

• epsilon in Wielki słownik języka polskiego, Instytut Języka Polskiego PAN
• epsilon in Polish dictionaries at PWN

Serbo-Croatian

Pronunciation

• IPA^(key): /ěpsiloːn/
• Hyphenation: e‧psi‧lon

Noun

èpsilōn m (Cyrillic spelling ѐпсило̄н)

1. epsilon, the Greek letter ε, Ε

Declension

Declension of epsilon

	singular	plural
nominative	epsilon	epsiloni
genitive	epsilona	epsilona
dative	epsilonu	epsilonima
accusative	epsilon	epsilone
vocative	epsilone	epsiloni
locative	epsilonu	epsilonima
instrumental	epsilonom	epsilonima