Adjacent Words

dia- definitions

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Merriam Webster's

also di- prefix Etymology: Latin, from Greek, through, apart, from dia; akin to Latin dis- through <diapositive> ; across <diadromous>

Oxford Reference Dictionary

prefix (also di- before a vowel) 1 through (diaphanous). 2 apart (diacritical). 3 across (diameter). Etymology: Gk f. dia through

Webster's 1913 Dictionary

Dia- Di"a-, Di- Di- . [Gr. dia` through; orig., dividing into two parts; akin to ? two. See Two, and cf. 1st Di-.] A prefix denoting through; also, between, apart, asunder, across. Before a vowel dia-becomes di-; as, diactinic; dielectric, etc.