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OI. In DICTIOUS you will not only get to know all the dictionary meanings for the word
OI, but we will also tell you about its etymology, its characteristics and you will know how to say
OI in singular and plural. Everything you need to know about the word
OI you have here. The definition of the word
OI will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
OI, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
Translingual
Alternative forms
Etymology
O (“oxygen”)+I (“1”)
Symbol
OI
- (chemistry, spectroscopy) neutral atomic oxygen; an atom of oxygen with its full normal complement of electrons, no more, no less.
Synonyms
Related terms
- OIII (doubly-ionized atomic oxygen)
- OII (singly-ionized atomic oxygen)
- O (oxygen)
Descendants
See also
English
Noun
OI (plural OIs)
- (medicine) Initialism of opportunistic infection.
- (medicine) Initialism of osteogenesis imperfecta.
Anagrams