e
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abbreviation
Physics. elementary charge.
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Question 1 of 7
Which sentence is correct?
Words nearby e
Other definitions for e (2 of 9)
e2
Symbol.
Mathematics. a transcendental constant equal to 2.7182818 …, used as the base of natural logarithms; the limit of the expression (1+1/n)n as n approaches infinity.
Logic. universal negative.
Other definitions for e (3 of 9)
E1
or e
[ ee ]
/ i /
noun, plural E's or Es, e's or es.
the fifth letter of the English alphabet, a vowel.
any spoken sound represented by the letter E or e, as in met, meet, mere, etc.
something having the shape of an E.
a written or printed representation of the letter E or e.
a device, as a printer's type, for reproducing the letter E or e.
Other definitions for e (4 of 9)
Other definitions for e (5 of 9)
E3
Symbol.
Other definitions for e (6 of 9)
e-1
variant of ex-1 occurring in words of Latin origin before consonants other than c, f, p, q, s, and t:: emit.
Other definitions for e (7 of 9)
e-2
(used in combination)
electric: e-bike.
electronic: e-book; e-cigarette.
on the internet; online: e-content; e-commerce.
involving electronic data transfer, especially over the internet: e-banking.
Sometimes E- .
Origin of e-
2First recorded in 1985–90; shortening of electronic
historical usage of e-
See internet
Other definitions for e (8 of 9)
e.
abbreviation
eldest.
Football. end.
engineer.
engineering.
entrance.
Baseball. error; errors.
Other definitions for e (9 of 9)
E.
abbreviation
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use e in a sentence
British Dictionary definitions for e (1 of 7)
e
E
/ (iː) /
noun plural e's, E's or Es
the fifth letter and second vowel of the modern English alphabet
any of several speech sounds represented by this letter, in English as in he, bet, or below
British Dictionary definitions for e (2 of 7)
e
symbol for
maths a transcendental number, fundamental to mathematics, that is the limit of (1 + 1 /n) n as n increases to infinity: used as the base of natural logarithms. Approximate value: 2.718 282…; relation to π: e πi = –1, where i = √–1
electron
chess See algebraic notation
British Dictionary definitions for e (3 of 7)
E
symbol for
abbreviation for
Spain (international car registration)
informal the drug ecstasy
Word Origin for E
(sense 8) from Latin (n) e (go) I deny (sense 10) from Spanish España
British Dictionary definitions for e (4 of 7)
e-1
prefix forming verbs and verbal derivatives
outeviscerate; egest
awayelapse; elongate
outsideevaginate
completelyevaporate
withoutebracteate
Word Origin for e-
from Latin ē away; related to ex- 1
British Dictionary definitions for e (5 of 7)
e-2
prefix
electronic, indicating the involvement of the internete-business; e-money
British Dictionary definitions for e (6 of 7)
E-
prefix
used with numbers indicating a standardized system within the European Union, as of recognized food additives or standard pack sizesSee also E number
British Dictionary definitions for e (7 of 7)
E.
abbreviation for
Earl
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
Scientific definitions for e (1 of 2)
e
[ ē ]
An irrational number, with a numerical value of 2.718281828459.... It is mathematically defined as the limit of (1 + 1n)n as n grows infinitely large. It is the base of natural logarithms and has many applications in mathematics, especially in expressions involving exponential growth and decay.
Scientific definitions for e (2 of 2)
E
The symbol for energy.
The symbol for modulus of elasticity.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for e
e-
A prefix that stands for “electronic” and refers to information technologies, business, and almost anything connected to or transmitted over the Internet. Some examples of its use include e-business, e-commerce, e-book, and e-mail.
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.