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ortho

or·tho
O o

Transcription

    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [awr-thoh]
    • /ˈɔr θoʊ/
    • /ˈɔːθəʊ/
    • US Pronunciation
    • US IPA
    • [awr-thoh]
    • /ˈɔr θoʊ/

Definitions of ortho word

  • adjective ortho pertaining to or occupying two adjacent positions in the benzene ring. Compare meta2 , para3 . 1
  • noun ortho (chemistry) An isomer of a benzene derivative having two substituents adjacent on the ring. 1

Information block about the term

Origin of ortho

First appearance:

before 1875
One of the 25% newest English words
First recorded in 1875-80; independent use of ortho-

Historical Comparancy

Parts of speech for Ortho

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation

ortho popularity

A common word. It’s meaning is known to most children of preschool age. About 83% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

ortho usage trend in Literature

This diagram is provided by Google Ngram Viewer

Top questions with ortho

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See also

Matching words

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