pheno-

enUK

pheno-

or phen-pref.1. Showing; displaying: phenotype.2. a. Related to or derived from benzene: phenol.b. Containing phenyl: phenothiazine.
[Greek phaino-, from phainein, to show; see bhā- in Indo-European roots.]

pheno-

or before a vowel

phen-

combining form1. showing or manifesting: phenotype. 2. (Chemistry) 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]

pheno-

1. a combining form meaning “shining,” “appearing, seeming”: 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, esp. before a vowel, phen-. [< New Latin phaeno- < Greek phaino- shining, comb. form of phaínein to shine, appear; in chemical senses, used orig. with reference to byproducts in manufacture of illuminating gas]