Meaning of SPECTRUM in English

SPECTRUM

transcription, транскрипция: [ spektrəm ]

( spectra, or spectrums)

1.

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.

N-SING : the N

2.

A spectrum is a range of a particular type of thing.

Politicians across the political spectrum have denounced the act...

The term ‘special needs’ covers a wide spectrum of problems.

N-COUNT : usu sing , with supp

3.

A spectrum is a range of light waves or radio waves within particular frequencies.

Vast amounts of energy, from X-rays right through the spectrum down to radio waves, are escaping into space...

N-COUNT

Collins COBUILD Advanced Learner's English Dictionary.      Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне.