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  • hydroxy-
    hydroxy-
    a combining form used in the names of chemical compounds in which the hydroxyl group is present.
  • hydroxy
    hydroxy
    adjective
    (of a chemical compound) containing one or more hydroxyl groups

hydroxy-

American  
  1. a combining form used in the names of chemical compounds in which the hydroxyl group is present.

    hydroxyketone.


hydroxy 1 British  
/ haɪˈdrɒksɪ /

adjective

  1. (of a chemical compound) containing one or more hydroxyl groups

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

hydroxy- 2 British  

combining form

  1. (in chemical compounds) indicating the presence of one or more hydroxyl groups or ions

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

hydroxy Scientific  
/ hī-drŏksē /
  1. Containing the hydroxyl group (OH).


Usage

What does hydroxy- mean? Hydroxy- is a combining form used like a prefix denoting chemical compounds in which the hydroxyl group is present. The hydroxyl group is a group of univalent compounds that contain oxygen and hydrogen, as indicated with the symbols -OH. It is used in scientific terms, especially in chemistry. Hydroxy- comes from the combination of two forms. The first form is hydr-, meaning “hydrogen.” The second is oxy-, meaning "oxygen."What are variants of hydroxy-?When combined with words or word elements that begin with a vowel, hydroxy- becomes hydrox-, as in hydroxide.

Etymology

Origin of hydroxy1

C19: hydro- + oxy ( gen )

Origin of hydroxy-1

from hydro- + oxy ( gen )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Other substituent groups exercise morphotropic effects similar to those exhibited by the alkyl radicles; investigations have been made on halogen-, hydroxy-, and nitro-derivatives of benzene and substituted benzenes.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" by Various

By experiments conducted with the hydroxy- pyridines he believed that he had demonstrated a relation between tautomerism or changed space relations in these sort of substances and curative properties.

From The Vitamine Manual by Eddy, Walter H.

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