ortho-

See also: ortho

English

Etymology

From Ancient Greek ὀρθός (orthós).

Prefix

ortho-

1. straight, right, proper
2. (chemistry) Having an extra proportion of water
3. (organic chemistry) in isomeric benzene derivatives, having the two substituents in adjacent (1,2) positions (compare meta- and para-)
4. (physics) of any molecule of the form X₂ in which the two nuclei have parallel spin

Derived terms

English terms prefixed with ortho-

• orthopedics
• orthodox
• orthographic
• ortholinear
• orthotic
• orthotist

Anagrams

• thoro

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Danish

Prefix

ortho-

1. right, proper

   ortodoks

2. (organic chemistry) ortho-

Coordinate terms

• (organic chemistry): meta-, para-

Derived terms

Category Danish terms prefixed with ortho- not found

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French

Etymology

From Ancient Greek ὀρθός (orthós).

Pronunciation

• IPA^(key): /ɔʁ.to/

Prefix

ortho-

1. right

Derived terms

• orthodentie
• orthodentiste
• orthopédie