Share this entry

Share this page

raster

Line breaks: ras¦ter
Pronunciation: /ˈrastə
 
/

Definition of raster in English:

noun

A rectangular pattern of parallel scanning lines followed by the electron beam on a television screen or computer monitor: [as modifier]: a raster image
More example sentences
  • For raster scan pattern the correlation of a series of images appears on three different timescales.
  • The tracking routine starts with a fast raster scan of a large area of the sample in which the particle of interest can be observed.
  • Polygonal scanners relay the outbound and return pulse, scanning the scene or target in a raster format.

Origin

1930s: from German Raster, literally 'screen', from Latin rastrum 'rake', from ras- 'scraped', from the verb radere.

Definition of raster in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day cumbersome
Pronunciation: ˈkʌmbəs(ə)m
adjective
large or heavy and therefore difficult to carry…