spectrum
US: /ˈspɛktɹəm/
UK: /spˈɛktɹəm/
English - Vietnamese dictionary
spectrum /'spektrəm/- danh từ, số nhiều spectra
- hình ảnh
- (vật lý) phổ, quang phổ
- solar spectrum: quang phổ mặt trời
- prismatic spectrum: quang phổ lăng kính
Advanced English dictionary
1 a band of coloured lights in order of their WAVELENGTHS, as seen in a RAINBOW and into which a ray of light may be separated: A spectrum is formed by a ray of light passing through a prism. + Red and violet are at opposite ends of the spectrum.2 a range of sound waves or several other types of wave: the electromagnetic / radio / sound spectrum
3 [usually sing.] (written) a complete or wide range of related qualities, ideas, etc: a broad spectrum of interests + We shall hear views from across the political spectrum.
Collocation
1 of colours
ADJ.
visible
Beyond the red end of the visible light spectrum is infrared.
| continuous
a continuous spectrum of light waves
| colour, electromagnetic
SPECTRUM + NOUN
analysis
PHRASES
the colours of the spectrum
Other species can perceive colours of the spectrum that are invisible to us.
| the … band/end/part of the spectrum
the ultraviolet part of the spectrum
2 full or wide range
ADJ.
complete, full
The courses cover the full spectrum of levels.
| broad, wide | narrow | entire, whole | political, social
VERB + SPECTRUM
cover
PREP.
across the ~
There was consensus across the political spectrum.
| ~ of
a wide spectrum of interests
PHRASES
at one/the other end of the spectrum, both/opposite ends of the spectrum
The two speakers were chosen to represent opposite ends of the spectrum.
| a spectrum of opinion
The newspaper covers a broad spectrum of opinion.
Concise dictionary
spectra|spectrums'spektrəmnoun
+an ordered array of the components of an emission or wave
+broad range of related values or qualities or ideas or activities
