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.

A microphone containing carbon granules, whose electrical resistance varies with pressure.

A small, local region having a unique pattern of weather or weather effects that differ from the local climate.

a microscope whose objective is composed of two mirrors, one convex and the other concave; it is free of chromatic aberration

A device used to form an image of the surface of a conductor or semiconductor with atomic resolution.

An electron microscope whose image is made up of a matrix of points from scanning the surface of a sample.

Any of several forms of microscope that use a beam of electrons, rather than one of light, and thus has a much greater resolving power.