1 ortho | Definition of ortho

ortho

adjective
or·​tho | \ ˈȯr-(ˌ)thō How to pronounce ortho (audio) \

Definition of ortho

First Known Use of ortho

1904, in the meaning defined above

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More Definitions for ortho

ortho

adjective
or·​tho | \ ˈȯr-(ˌ)thō How to pronounce ortho (audio) \

Medical Definition of ortho

 (Entry 1 of 2)

1 : derived from or being an acid in the highest hydrated or hydroxylated form known
2 : relating to, characterized by, or being two neighboring positions in the benzene ring

ortho

adjective

Medical Definition of ortho (Entry 2 of 2)