aperture mask

ap·er·ture mask

A a

Definition of aperture mask words

noun aperture mask a perforated metal plate situated behind the faceplate of a color television picture tube and having holes aligned to insure that each of three electron beams strikes only its corresponding red, green, or blue phosphor dot. 1

before 1950

One of the 5% newest English words

First recorded in 1950-55

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

This term is known only to a narrow circle of people with rare knowledge. Only 1% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

This diagram is provided by Google Ngram Viewer

Was this page helpful?

Yes No

Thank you for your feedback! Tell your friends about this page

Tell us why?