di-

di-¹ [dʌɪ, di]

combining form twice; two-; double: dichromatic.

↘Chemistry containing two atoms, molecules, or groups of a specified kind: dioxide.

Origin

from Gk dis 'twice'.

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di-² [di, dʌɪ]

prefix variant spelling of dis- shortened before l, m, n, r, s (followed by a consonant), and v; also often shortened before g, and sometimes before j.

Origin

from L.

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di-³ [dʌɪ]

prefix variant spelling of dia- shortened before a vowel (as in dielectric).