Word.ws English Dictionary

oleo

oleo noun: a type of energy-absorbing landing gear strut in which sudden compression or extension of the strut causes a gas-filled chamber to push or pull a piston which forces oil through a small orifice, resulting in absorption of energy through viscous effects.

Noun (1)

oleo (plural oleos)

  1. A type of energy-absorbing landing gear strut in which sudden compression or extension of the strut causes a gas-filled chamber to push or pull a piston which forces oil through a small orifice, resulting in absorption of energy through viscous effects.
    • If the oil leaks out of the oleos, they won't be able to cushion the aircraft against a hard landing.

Noun (2)

oleo (usually uncountable, plural oleos)

  1. (US, usually) The various fats and oils that go into the making of margarine.

Noun (3)

oleo (usually uncountable, plural oleos)

  1. (US, dated, usually) Synonym of margarine.
    Synonyms:
    margarine

Synonyms of oleo

Forms of oleo

pluraloleos

Origin of oleo

Ellipsis of oleo strut.

From oleum (“olive oil”).

Clipping of oleomargarine.

Questions about oleo

What does oleo mean?
Oleo means a type of energy-absorbing landing gear strut in which sudden compression or extension of the strut causes a gas-filled chamber to push or pull a piston which forces oil through a small orifice, resulting in absorption of energy through viscous effects.
What part of speech is oleo?
Oleo is a noun.
What is the plural of oleo?
The plural of oleo is oleos.

Words near oleo in the dictionary

  1. olent
  2. Olenus
  3. Olenya Guba
  4. Olenye
  5. Olenyok
  6. oleo
  7. oleo oil
  8. oleo-
  9. oleocanthal
  10. oleocellosis
  11. oleochemical

Source and license

Adapted from Wiktionary: oleo (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “oleo.” Word.ws, https://word.ws/oleo. Based on Wiktionary, CC BY-SA 4.0.