Associations to the word «Ortho»

Wiktionary

ORTHO, noun. (chemistry) An isomer of a benzene derivative having two substituents adjacent on the ring
ORTHO, noun. (astronomy) A certain type of flat eyepiece
ORTHO, noun. (photography) (dated) An orthochromatic plate
ORTHO, noun. (imaging) An orthophoto

Wise words

A designer knows he has achieved perfection not when there is nothing left to add, but when there is nothing left to take away.
Antoine de Saint-Exupery