e

1.
n. (also e) (pl. Es or E's)
1 the fifth letter of the alphabet.
2 Mus. the third note of the diatonic scale of C major.
2.
abbr. (also E.)
1 east, eastern.
2 Egyptian (poundE).
3 Engineering (M.I.Mech.E. etc.).
4 see E-NUMBER.

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E

(iː)

the fifth letter of the Roman alphabet, represents historically the Semitic