e

¹

abbreviation

1. electron.

2. Physics.,  elementary charge.

E

²

Or e

[ee]

noun

plural

E's, Es, e's, es. 

1. the fifth letter of the English alphabet, a vowel.

2. any spoken sound represented by the letter E or e, as in met, meet, mere, etc.

3. something having the shape of an E .

4. a written or printed representation of the letter E or e.

5. a device, as a printer's type, for reproducing the letter E or e.

e-

³

1. variant of ex- occurring in words of Latin origin before consonants other than c, f, p, q, s, and t: .

   emit.

e

⁴

Symbol.

1. 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.

2. Logic.,  universal negative.

E

⁵

abbreviation

1. east.

2. eastern.

3. English.

4. excellent.

5. Expressway.

e-

⁶

Sometimes E-

1. electric.

   e-bike.

2. electronic.

   e-book;

   e-cigarette.

3. on the internet; online.

   e-content;

   e-commerce.

4. involving electronic data transfer, especially over the internet.

   e-banking.

E

⁷

Symbol.

1. the fifth in order or in a series.

2. (sometimes lowercase),  (in some grading systems) a grade or mark, as in school or college, indicating the quality of a student's work is in need of improvement in order to be passing.

3. Music.

   1. the third tone in the scale of C major or the fifth tone in the relative minor scale, A minor.

   2. a string, key, or pipe tuned to this tone.

   3. a written or printed note representing this tone.

   4. (in the fixed system of solmization) the third tone of the scale of C major, called mi.

   5. the tonality having E as the tonic note.

4. (sometimes lowercase),  the medieval Roman numeral for 250.

5. Physics, Electricity.

   1. electric field

   2. electric field strength.

6. Physics.,  energy.

7. Biochemistry.,  glutamic acid.

8. Logic.,  universal negative.

9. a proportional shoe width size narrower than EE and wider than D.

e.

⁸

abbreviation

1. eldest.

2. Football.,  end.

3. engineer.

4. engineering.

5. entrance.

6. Baseball.,  error; errors.

E.

⁹

abbreviation

1. Earl.

2. Earth.

3. east.

4. Easter.

5. eastern.

6. engineer.

7. engineering.

8. English.

e-

¹

prefix

1. out

   eviscerate

   egest

2. away

   elapse

   elongate

3. outside

   evaginate

4. completely

   evaporate

5. without

   ebracteate

e-

²

prefix

1. electronic, indicating the involvement of the internet

   e-business

   e-money

e

³

symbol

1. 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

2. electron

3. chess See algebraic notation

E-

⁴

prefix

1. used with numbers indicating a standardized system within the European Union, as of recognized food additives or standard pack sizes See also E number

E

⁵

symbol

1. earth

2. East

3. English

4. Egypt(ian)

5. exa-

6. music

   1. a note having a frequency of 329.63 hertz ( E above middle C ) or this value multiplied or divided by any power of 2; the third note of the scale of C major

   2. a key, string, or pipe producing this note

   3. the major or minor key having this note as its tonic

7. physics

   1. energy

   2. electric field strength

   3. electromotive force

   4. Young's modulus (of elasticity)

8. logic a universal negative categorical proposition, such as no pigs can fly: often symbolized as SeP Compare A I 2 O 1

9. 1. a person without a regular income, or who is dependent on the state on a long-term basis because of unemployment, sickness, old age, etc

   2. ( as modifier ) See also occupation groupings

      E worker

abbreviation

1. Spain (international car registration)

2. informal,  the drug ecstasy

E.

⁶

abbreviation

1. Earl

e

⁷

/ iː /

noun

1. the fifth letter and second vowel of the modern English alphabet

2. any of several speech sounds represented by this letter, in English as in he, bet, or below

e

1. An irrational number, with a numerical value of 2.718281828459…. It is mathematically defined as the limit of (1 + 1/n) 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.

e-

1. 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.

Word History and Origins

Origin of e-¹

First recorded in 1985–90; shortening of electronic ( def. )

Word History and Origins

Origin of e-¹

from Latin ē away; related to _ex- ¹

Origin of e-²

(sense 8) from Latin ( n ) e ( go ) I deny

Example Sentences

Mace surely knows this is a lie — ask E. Jean Carroll.

From Salon

The card that came with it said "E".

From BBC

The owners eventually stopped maintaining potable water on the ranch, raising the risk of E. coli or other diseases, according to the lawsuit.

From Los Angeles Times

The Indiana bankruptcy attorney's lawsuit states that he has been practising law for 38 years - ever since Mark E Zuckerberg, now one of the richest men in the world, was a toddler.

From BBC

At that time in Warwickshire, there was no bowel or bladder community service, which meant they were going to A&E up to four times a week.

From BBC