transcription, транскрипция: [ combining form ]
or ortho-
Etymology: Greek, from orthos straight, right, true; akin to Sanskrit ūrdhva high, upright
1. : straight : upright : vertical
ortho grade
2. : perpendicular
ortho rhombic
3. : correct : corrective
orth odontia
4.
a. : hydrated or hydroxylated to the highest degree
ortho phosphoric acid
b. : involving substitution at or characterized by or having the relationship of two neighboring positions in the benzene ring
ortho- xylene