Definition of prefocusing in English:

prefocusing

noun

  • The action or process of focusing beforehand or in advance.

adjective

  • That focuses light or other radiation in advance of some other operation; that obviates the need for subsequent focusing.

Origin

1950s; earliest use found in Scientific Monthly. From pre- + focusing<br>1940s; earliest use found in The Fitchburg Sentinel. From pre- + focus + -ing.

Pronunciation

prefocusing

/priːˈfəʊkəsɪŋ/