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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

  • oleos
    plural
  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

Other Word Forms

Noun Inflected Forms

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.

See Examples For:

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 1906, vegetable oils were first substituted for the oleo oils, to lower the price and improve the product.

From Time Magazine Archive

Taxpayers can justly complain, as one did recently, about being "forced to pay for butter while eating oleo."

From Time Magazine Archive

There was slightly better food—at midday, a bowl of real soup, perhaps a slice of vegetable, and at the end of the night shift, bread with oleo.

From "The Boy on the Wooden Box" by Leon Leyson

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