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spectrum

spec·trum
S s

Transcription

    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [spek-truh m]
    • /ˈspɛk trəm/
    • /ˈspek.trəm/
    • US Pronunciation
    • US IPA
    • [spek-truh m]
    • /ˈspɛk trəm/

Definitions of spectrum word

  • abbreviation Technical meaning of SPECTRUM ZX Spectrum 3
  • noun plural spectrum Physics. an array of entities, as light waves or particles, ordered in accordance with the magnitudes of a common physical property, as wavelength or mass: often the band of colors produced when sunlight is passed through a prism, comprising red, orange, yellow, green, blue, indigo, and violet. this band or series of colors together with extensions at the ends that are not visible to the eye, but that can be studied by means of photography, heat effects, etc., and that are produced by the dispersion of radiant energy other than ordinary light rays. Compare band spectrum, electromagnetic spectrum, mass spectrum. 1
  • noun plural spectrum a broad range of varied but related ideas or objects, the individual features of which tend to overlap so as to form a continuous series or sequence: the spectrum of political beliefs. 1
  • noun Definition of spectrum in Technology (computer)   Sinclair's first personal computer with a colour display. The Spectrum used the Zilog Z80 processor like its predecessors the ZX-80 and ZX-81. It was originally available in 16k and 48k versions using cassette tape and later grew to 128k and sprouted floppy disks. It had a wider and more solid case and a marginally better "dead flesh" keyboard. Unlike the earlier models, it didn't require the presence of a cold carton of milk to prevent it overheating. It was possibly the most popular home computer in the UK for many years. The TK-90X was a clone. 1
  • singular noun spectrum The spectrum is the range of different colours which is produced when light passes through a glass prism or through a drop of water. A rainbow shows the colours in the spectrum. 0
  • countable noun spectrum A spectrum is a range of a particular type of thing. 0

Information block about the term

Origin of spectrum

First appearance:

before 1605
One of the 40% oldest English words
1605-15; < Latin: appearance, form, equivalent to spec(ere) to look, regard + -trum instrumental noun suffix

Historical Comparancy

Parts of speech for Spectrum

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation

spectrum popularity

A common word. It’s meaning is known to most children of preschool age. About 90% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

spectrum usage trend in Literature

This diagram is provided by Google Ngram Viewer

Synonyms for spectrum

noun spectrum

  • calibration — to determine, check, or rectify the graduation of (any instrument giving quantitative measurements).
  • diapason — either of two stops (open and stopped diapason) usually found throughout the compass of a pipe organ that give it its characteristic tone colour
  • earshot — the range or distance within which a sound, voice, etc., can be heard.
  • gamut — the entire scale or range: the gamut of dramatic emotion from grief to joy.
  • ladder — a structure of wood, metal, or rope, commonly consisting of two sidepieces between which a series of bars or rungs are set at suitable distances, forming a means of climbing up or down.

Top questions with spectrum

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See also

Matching words

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