Definition of microprojection in English:

microprojection

Pronunciation /ˌmʌɪkrə(ʊ)prəˈdʒɛkʃn/

noun

  • 1The projection of a microscopic image, for display, drawing, etc.; an image projected in this way.

  • 2Biology Medicine
    A projection of microscopic size (from a cell, surface, etc.).

Origin

Early 20th century; earliest use found in Journal of the Royal Microscopical Society. From micro- + projection.