orth-

combining form
variants: or

ortho-

Definition of orth-

  1. 1 :  straight :  upright :  vertical orthograde

  2. 2 :  perpendicular orthorhombic

  3. 3 :  correct :  corrective orthodontia

  4. 4a :  hydrated or hydroxylated to the highest degree orthophosphoric acidb :  involving substitution at or characterized by or having the relationship of two neighboring positions in the benzene ring ortho-xylene

Origin and Etymology of orth-

Greek, from orthos straight, right, true; akin to Sanskrit ūrdhva high, upright


Medical Dictionary

orth-

prefix
variants: or

ortho-

Medical Definition of orth-

  1. 1:  hydrated or hydroxylated to the highest degree orthophosphoric acid

  2. 2:  involving substitution at or characterized by or having the relationship of two neighboring positions in the benzene ring—abbreviation o- ortho-xylene or o-xylene; compare meta- 2, para- 2


orth-

combining form
variants: or

ortho-

Medical Definition of orth-

  1. 1:  straight :  upright :  vertical orthograde

  2. 2:  perpendicular orthorhombic

  3. 3:  correct :  corrective orthodontia


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