Definition of ortho- Ortho-
We found 4 definitions of ortho- from 1 different sources.
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What does ortho- mean?
Webster DictionaryWebster's Unabridged Dictionary 📘
- ortho-
A combining form signifying straight, right, upright, correct, regular; as, orthodromy, orthodiagonal, orthodox, orthographic. - ortho-
A combining form (also used adjectively) - ortho-
The one of several acids of the same element (as the phosphoric acids), which actually occurs with the greatest number of hydroxyl groups; as, orthophosphoric acid. Cf. Normal. - ortho-
Connection with, or affinity to, one variety of isomerism, characteristic of the benzene compounds; -- contrasted with meta- or para-; as, the ortho position; hence, designating any substance showing such isomerism; as, an ortho compound.
