pheno

pheno-

1.
a combining form meaning “shining,” “appearing, seeming,” used in the formation of compound words: phenocryst.
2.
a combining form used in the names of chemical compounds that contain phenol or the phenyl group, are related to aromatic compounds, or derive from benzene: phenobarbital.
Also, especially before a vowel, phen-.


Origin:
< Neo-Latin phaeno- < Greek phaino- shining, combining form of phaínein to shine, appear; in chemical senses, used orig. with reference to products from the manufacture of illuminating gas

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World English Dictionary
pheno- or (before a vowel) phen-
 
combining form
1.  showing or manifesting: phenotype
2.  indicating that a molecule contains benzene rings: phenobarbital
 
[from Greek phaino- shining, from phainein to show; its use in a chemical sense is exemplified in phenol, so called because originally prepared from illuminating gas]
 
phen- or (before a vowel) phen-
 
combining form
 
[from Greek phaino- shining, from phainein to show; its use in a chemical sense is exemplified in phenol, so called because originally prepared from illuminating gas]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

pheno- or phen-
pref.

  1. Showing; displaying: phenotype.

  2. Relating to or derived from benzene: phenol.

  3. Containing phenyl: phenothiazine.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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