blueshift

blue·shift

B b

Transcription

- US Pronunciation
- US IPA
- [bloo-shift]
- /ˈbluˌʃɪft/

- US Pronunciation
- US IPA
- [bloo-shift]
- /ˈbluˌʃɪft/

Definitions of blueshift word

noun blueshift a shift in the spectral lines of a stellar spectrum towards the blue end of the visible region relative to the wavelengths of these lines in the terrestrial spectrum: a result of the Doppler effect caused by stars approaching the solar system 3
noun blueshift the shift of spectral lines toward the shorter wavelengths and higher frequencies at the blue end of the spectrum of a luminous celestial body, indicating that the light source is moving rapidly toward the observer 3
noun blueshift a shift toward shorter wavelengths of the spectral lines of a celestial object, caused by the motion of the object toward the observer. 1
noun blueshift (physics) A change in the wavelength of light, in which the wavelength is shorter than when it was emitted at the source. 0

See all 4 definitions of blueshift

Information block about the term

Origin of blueshift

First appearance:

before 1950

One of the 5% newest English words

First recorded in 1950-55; blue + shift

Historical Comparancy

Parts of speech for Blueshift

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

Full grammatical hierarchy of Blueshift

blueshift popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 46% of English native speakers know the meaning and use word.

According to our data about 58% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

blueshift usage trend in Literature

This diagram is provided by Google Ngram Viewer