Hypertext Webster Gateway: "dia"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
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.
Additional Hypertext Webster Gateway Lookup
Gateway by dict@stokkie.net
stock only wrote the gateway and does not have any control over the contents;
see the Webster Gateway FAQ,
and also the Back-end/database links and credits.