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ortho

8 ENTRIES FOUND:
  1. ortho (adjective)
  2. ortho-cousin (noun)
  3. ortho ester (noun)
  4. ortho-hydrogen (noun)
  5. ortho nitraniline orange (noun)
  6. ortho nitroaniline (noun)
  7. ortho-xylene (noun)
  8. orth- (combining form)

or·tho

adj \ˈȯr-(ˌ)thō\

Definition of ORTHO

: orthochromatic

First Known Use of ORTHO

1904

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Previous Word in the Dictionary: orthite
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