(idiomatic) Under close scrutiny or examination.

(chiefly Canada, informal) A small bottle of liquor, holding 375 ml or 13 oz., typically shaped to fit in one's pocket. / (US, slang) A Mickey Finn; a beverage, usually alcoholic, that has been drugged.

To secretly slip drugs into somebody's drink.

A microscope that uses the change of phase when light is transmitted or reflected from a transparent or reflective specimen to form an image; used especially to study living cells.

An instrument used to study the differences in the phase of light transmitted through a specimen.

A book of the Old Testament of Bible, and of the Tanakh. / (especially) The minor prophet and author of the Book of Micah.

A pre-cooked meal that is purchased frozen and then cooked in a microwave oven.

(physics) The study of the interaction of matter with electromagnetic radiation in the microwave region of the spectrum.

A sheet of microfilm, six by four inches, holding several hundred reduced images of document pages, read using a microfiche reader or microfilm reader. / A device used to magnify and read these sheets.

(transitive) To convert (documents) to microfiche format.