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  • oleo
    oleo
    noun
  • oleo-
    oleo-
    a combining form meaning “oil,” used in the formation of compound words.
Synonyms

oleo

1 American  
[oh-lee-oh] / ˈoʊ liˌoʊ /

noun

  1. margarine.


oleo- 2 American  
  1. a combining form meaning “oil,” used in the formation of compound words.

    oleograph.


oleo- British  

combining form

  1. oil

    oleomargarine

"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

Etymology

Origin of oleo1

First recorded in 1880–85; by shortening of oleomargarine

Origin of oleo-2

< Latin, combining form representing oleum oil

Vocabulary lists containing oleo

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.

The key is oleo saccharum, which sounds like an ingredient from a laboratory, but is really just a process that pulls essential oils from citrus using sugar.

From Washington Post • Apr. 8, 2020

But that hope might be oleo, a poor substitute.

From Time • May 13, 2013

In prewar days, per capita consumption of oleo was only 2.9 lbs. a year compared to 16.7 lbs. of butter.

From Time Magazine Archive

The dairy lobby had persuaded most states to forbid or restrict the sale of colored oleo; it had prodded Congress in 1902 to impose a 10�-a-pound tax on the colored product.

From Time Magazine Archive

Too tired to mix the saffron-colored powder into the hard cake of oleo, she simply smeared the white stuff on the bread and sprinkled the sugar over it.

From "Sula" by Toni Morrison

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