the fifth letter of the Greek alphabet (E, ε).
the consonant sound represented by this letter.
Mathematics. an arbitrarily small quantity, used to indicate that a given quantity is small, or close to zero.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use epsilon in a sentence
Lohse rushes Sigma Alpha epsilon, gets a bid, endures pledge term, and then submits to the dehumanizing rigors of Hell Night.
Pledging, also known as initiation, will now be abolished by Sigma Alpha epsilon nationally across its 240 chapters.Deadly Frat Rituals Are Banned Thanks to Technology | Joe Concha | March 10, 2014 | THE DAILY BEAST
The fraternities involved in the alleged drug sales were Alpha epsilon Pi, Pi Kappa Alpha and Psi Upsilon.
Gray broke the color barrier when he pledged Tau epsilon Phi.
Kenny Luong died trying to start a Lambda Phi epsilon chapter at California State Polytechnical University in Pomona, Calif.
A few meager drops of rain, sibilantly soaking into the eager soil of epsilon-Terra.Attrition | Jim Wannamaker
Next look at epsilon (ε), and you will find near it two seventh-magnitude companions, making a beautiful little triangle.
Now direct your glass to the northernmost of the two little stars near Vega, the one marked epsilon (ε) in the map.
Turn your glass upon the star shown in the map just above Mu (μ) and epsilon (ε).
The fact still remains that epsilon had better be habitable or Pan-Asia will scream we're hogging it.Competition | James Causey
British Dictionary definitions for epsilon (1 of 2)
the fifth letter of the Greek alphabet (Ε, ε), a short vowel, transliterated as e
British Dictionary definitions for Epsilon (2 of 2)
(foll by the genitive case of a specified constellation) the fifth brightest star in a constellation: Epsilon Aurigae
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012