There are 5 main definitions of e in English:

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e1

Syllabification: e

symbol

1 (also e) Chemistry An electron.
1.1 (e) Mathematics The transcendental number that is the base of Napierian or natural logarithms, approximately equal to 2.71828.

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There are 5 main definitions of e in English:

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E2

Syllabification: E
(also e)

noun (plural Es or E's)

1The fifth letter of the alphabet.
1.1Denoting the fifth in a set of items, categories, sizes, etc.
1.2 (e) Chess Denoting the fifth file from the left, as viewed from White’s side of the board.
1.3Denoting the lowest-earning socioeconomic category for marketing purposes.
2 (E) A shape like that of a capital E: [in combination]: an E-shaped stately home
3 (usually E) Music The third note of the diatonic scale of C major.
3.1A key based on a scale with E as its keynote.

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There are 5 main definitions of e in English:

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E3

Syllabification: E

abbreviation

1.1East or Eastern: 139° E
1.3 informal The drug Ecstasy or a tablet of Ecstasy.
1.5English.
1.6 [in combination] (also e) Electronic: E-commerce

symbol

Physics Back to top  
1.2Energy: E = mc2

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There are 5 main definitions of e in English:

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E4

Syllabification: E

symbol

() Euro(s).

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e-5

Syllabification: e-

prefix

(also E-) Denoting something in electronic form, especially the use of electronic data transfer for information exchange and financial transactions via the Internet: e-business e-cash e-world e-zine

Origin

from electronic, on the pattern of email.

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