oil-immersion objective

[ oil-i-mur-zhuh n, -shuh n ]
/ ˈɔɪl ɪˌmɜr ʒən, -ʃən /

noun Optics.

Origin of oil-immersion objective

First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019