fluoro-

Save This Word!

a combining form with the meanings “fluorine,” “fluoride,” used in the formation of compound words: fluorocarbon.

a combining form with the meaning “fluorescence,” used in the formation of compound words: fluoroscopy.

QUIZ

GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!

Test how much you really know about regular and irregular plural nouns with this quiz.

Question 1 of 9

Which of the following nouns has an irregular plural form?

TAKE THE QUIZ TO FIND OUT

Also fluo-; especially before a vowel, fluor-

Origin of fluoro-

From New Latin; see origin at fluor, -o-

Words nearby fluoro-

fluorimeter, fluorinate, fluorine, fluorine dating, fluorite, fluoro-, fluorocarbon, fluorochemical, fluorochrome, fluorography, fluorometer

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for fluoro-

fluoro-

before a vowel fluor-

combining form

indicating the presence of fluorinefluorocarbon

indicating fluorescencefluoroscope

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

Medical definitions for fluoro-

fluoro-

pref.

Fluorine:fluorosis.

Fluorescence:fluoroscope.