dia-


Also found in: Thesaurus, Medical, Financial, Encyclopedia.

dia-

or di-
pref.
1. Through: diachronic.
2. Across: diatropism.

[Greek, from dia, through.]

dia-

or

di-

prefix
1. through, throughout, or during: diachronic.
2. across: diactinic.
3. apart: diacritic.
4. (Botany) (in botany) at right angles: diatropism.
5. in opposite or different directions: diamagnetism.
[from Greek dia through, between, across, by]

dia-

a prefix occurring orig. in loanwords from Greek, with the meanings “through, across, from point to point” (diachronic; diameter; diarrhea), “in different directions, apart, at an angle” (dialysis; diastole ), “completeness or thoroughness (of the action of the verb)” (diagnosis).
Also, esp. before a vowel, di-.
[< Greek, comb. form representing diá (preposition) through, across, akin to dýo two and di- di-1]

dia.

diameter.

dia-

A prefix meaning "through" or "across," as in diameter, the length of a line going through a circle.
References in classic literature ?
There was no obvious questioning, nor figurings, nor dia- grams.
Shackle, body dia 12mm, pin dia- 12mm, Grade-30 as per IS 6132, capacity- 0.