Definition of micromanipulation in US English:

micromanipulation

noun

Biology
  • The performance of extremely delicate procedures, such as the isolation or injection of single cells, under a microscope, especially using a micromanipulator; a procedure performed in this way.

Origin

1920s; earliest use found in Science. From micro- + manipulation.

Pronunciation

micromanipulation

/ˌmʌɪkrə(ʊ)məˌnɪpjʊˈleɪʃn/