different between projector vs holography

English

Alternative forms

• projectour (obsolete, rare)

Etymology

Partly from Latin projector (“person who throws away”); partly directly from project +? -or.

Pronunciation

IPA^(key): /p???d??kt?/

• Rhymes: -?kt?(?)

Noun

projector (plural projectors)

1. Someone who devises or suggests a project; a proposer or planner of something. [from 16th c.]
   • 1791, Thomas Paine, Rights of Man:

     [A]s the Doctor neither did this, nor yet sent him an answer, the projector wrote a second letter […].

2. An optical device that projects a beam of light, especially one used to project an image (or moving images) onto a screen. [from 19th c.]
3. (psychology) One who projects, or ascribes his/her own feelings to others.
   • 1982, The Gestalt Journal (volume 5, page 44)

     Projectors attempt to get rid of unwanted feelings, only it does not work; they still experience the unwanted feelings […]

4. (mathematics) An operator that forms a projection.

Translations

Dutch

Etymology

Probably borrowed from English projector or German Projektor.

Pronunciation

• IPA^(key): /?pro??j?k.t?r/
• Hyphenation: pro?jec?tor
• Rhymes: -?kt?r

Noun

projector m (plural projectoren or projectors, diminutive projectortje n)

1. A projector (projection device).

Derived terms

• diaprojector

Portuguese

Noun

projector m (plural projectores)

1. Alternative form of projetor

English

Etymology

holograph +? -y

Pronunciation

• Rhymes: -????fi

Noun

holography (usually uncountable, plural holographies)

1. (physics) a technique for recording, and then reconstructing, the amplitude and phase distributions of a coherent wave disturbance; used to produce three-dimensional images or holograms

Related terms

• holograph
• holographic
• holographics
• hologram

Translations