immersion oil

noun

A transparent oil of a specific refractive index and viscosity used to increase the resolving power of a microscope by filling the gap between the objective lens and the specimen.

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Meanings

noun
  1. microscopyA transparent oil of a specific refractive index and viscosity used to increase the resolving power of a microscope by filling the gap between the objective lens and the specimen.
Cite this entry
APA

immersion oil. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/immersion%20oil

MLA

“immersion oil.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/immersion%20oil. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “immersion oil,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/immersion%20oil.

Source: immersion oil on Wiktionary, CC BY-SA 4.0.