dia

This ROOT-WORD is the Prefix DIA which means THROUGH. You will meet this ROOT in geometry, music, medicine chemistry and even in Communist DIAlectics, so dear to the Russian soul in arguments which are more DIAtribes against democracy than logical arguments.


1. Diameter : DIA meter (die am’ et er) n.

The length of a straight line drawn through the center of a circle


2. Diagram : DIA gram (die’ a gram) n.

A combination of lines drawn to explain an idea


3. Diagonal : DIA gonal (die ag’ on al) adj.

Passing through two opposite angles of a plane figure


4. Diagnose : DIA gnose (die ag nose’) v.

Recognize a disease through symptoms


5. Diaglyph : DIA glyph (die’ a glyf) n.

An engraving on metal; an intaglio


6. Dialyze : DIA lyze (die’ a lize) v.

To separate into elements


7. Dialysis : DIA lysis (die al’ a sis) n.

The separation into elements


8. Diagenesis : DIA genesis (die a jen’ e sis) n.

A recombining of elements which results in a new product


9. Dialogue : DIA logue (die’ a log) n.

Conversation between two or more persons


10. Diatribe : DIA tribe (die’ a tribe) n.

A long and bitter discussion or lecture which is usually abusive



11. Diathermy : DIA thermy (die’ a ther mee) n.

Treatment of disease by penetrating heat


12. Diadermic : DIA dermic (die a der’ mik) adj.

Acting through the skin; as, a skin lotion


13. Diastema : DIA stema (die a stee’ ma) n.

A vacant space or gap between teeth in the jaw


14. Diaspora : DIA spora (di as’ pr ra) n.

A scattering among the nations


15. Diapason : DIA pason (die a paze’ on) n.

The whole scale of tones; range


16. Dialectic : DIA lactic (die a lek’ tik) n.

Argument through critical discussion


17. Diacritical : DIA critical (die a krit’ i kal) adj.

Serving to distinguish; as, diacritical marks on words aid pronunciation


18. Diadem : DIA dem (die’ a dem) n. Crown


19. Diascope : (die’ a skope) n.

Instrument to expel the blood from a part of the body and thus reveal changes in it


20. Diaeresis : DIA eresis (die er’ e sis) n.

When two vowels appear together, a mark (**) is placed over the second vowel to show that it is pronounced as a separate syllable, as naïve

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