E, e: Meaning and Definition of


Pronunciation: (ē), [key]
— pl. 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
  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.


Pronunciation: [key]
  1. east.
  2. eastern.
  3. English.
  4. excellent.
  5. Expressway.


Pronunciation: [key]
— Symbol.
  1. the fifth in order or in a series.
  2. (sometimes l.c.) (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.
    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.
  3. (sometimes l.c.) the medieval Roman numeral for 250. Cf. Roman numerals.
    1. electric field.
    2. electric field strength.
  4. energy.
  5. See
  6. See
  7. a proportional shoe width size narrower than EE and wider than D.


Pronunciation: [key]
  1. electron.
  2. elementary charge.


Pronunciation: [key]
— Symbol.
  1. a transcendental constant equal to 2.7182818 … , used as the base of natural logarithms; the limit of the expression (1+1/n) as n approaches infinity.
  2. See


Pronunciation: [key]
  1. var. ofoccurring in words of Latin origin before consonants other than c, f, p, q, s, and t: emit.


Pronunciation: [key]
  1. Earl.
  2. Earth.
  3. east.
  4. Easter.
  5. eastern.
  6. engineer.
  7. engineering.
  8. English.


Pronunciation: [key]
  1. eldest.
  2. end.
  3. engineer.
  4. engineering.
  5. entrance.
  6. error; errors.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.