a microscope objective of high resolving power in which the space between the front lens and the cover glass is filled with an oil whose index of refraction is close to that of the objective and the cover glass.
Immersion-objectiveis always a great word to know.
So is ninnyhammer. Does it mean:
So is interrobang. Does it mean:
So is callithumpian. Does it mean:
a scrap or morsel of food left at a meal.
a fool or simpleton; ninny.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.