Basic Guidelines For English SpellingsREAD THESE ARTICLES
1Twice; two-; double.‘dichromatic’
- 1.1Chemistry Containing two atoms, molecules, or groups of a specified kind.‘dioxide’
- 1.1Chemistry Containing two atoms, molecules, or groups of a specified kind.
From Greek dis ‘twice’.
variant spelling of dis- before l, m, n, r, s (followed by a consonant), and v; also often before g, and sometimes before j
variant spelling of dia- before a vowel (as in dielectric)
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