Phrase Hound found 42 phrases and 11 compound words that contain spectrum. The most common are listed below. Open spectrum in the live search for definitions, filters, and the full list.
Phrases 42
- broad-spectrumHaving a wide scope or range of activity (as against pathogens, pests, parasites, or other problems).
- political spectrumThe various political viewpoints represented as a continuum, ranging from the extreme left to the extreme right.
- Full-spectrum
- electromagnetic spectrumThe entire range of wavelengths of all known electromagnetic radiations extending from gamma rays, to X-rays through visible light, infrared, to radio waves.
- Power spectrum
- visible spectrumThe portion of the electromagnetic spectrum which is visible to the human eye (red, orange, yellow, green, blue, and violet).
- autism spectrumThe range of conditions classified as pervasive developmental disorders, generally held to include classic autism, Asperger's syndrome, pervasive developmental disorder not otherwise specified (PDD-NOS), and childhood disintegrative …
- absorption spectrumThe characteristic pattern of dark lines or bands that occurs when electromagnetic radiation is passed through an absorbing medium into a spectroscope.
- emission spectrumThe spectrum of frequencies of electromagnetic radiation emitted due to electrons making a transition from a high energy state to a lower energy state.
- spectrum disorderA physiological or psychological disorder which may take any of a range of forms or be indicated by any of a range of symptoms.
- line spectrumA spectrum, typically produced by a luminous gas, that consists of separate lines typical of particular elements
- autism spectrum disorderA disorder involving any of a range of psychological conditions, all characterized by abnormal social interaction and communication, restricted interests, highly repetitive behaviour, and eccentricity.
- band spectrumAn absorption or emission spectrum consisting of bands of closely-spaced lines; characteristic of polyatomic molecules.
- light spectrumThe portion of the electromagnetic spectrum that is visible to humans.
- mass spectrumThe output of a mass spectrometer.
- optical spectrumThe colours of the rainbow.
- spectrum disordersplural of spectrum disorder: A physiological or psychological disorder which may take any of a range of forms or be indicated by any of a range of symptoms.
- hydrogen spectrumall the lines in the emission or absorption spectrum of hydrogen; each one corresponding to an allowed transition between quantum energy levels
- spectrum analyzerAn electronic device that displays the frequency spectrum of an electrical, optical or acoustic waveform.
- X-ray spectrumThe distribution of X-ray photons emitted by a source, as a function of photon energy or wavelength.
- schizophrenia spectrumA classification of psychiatric disorders related to schizophrenia, also including schizotypal personality disorder, schizoid personality disorders and others.
- autistic spectrumSynonym of autism spectrum: The range of conditions classified as pervasive developmental disorders, generally held to include classic autism, Asperger's syndrome, pervasive developmental disorder not otherwise specified (PDD-NOS), and …
- spectrum analyzersplural of spectrum analyzer: An electronic device that displays the frequency spectrum of an electrical, optical or acoustic waveform.
- Bloch spectrumA concept relating to energy spectra. Let H be the one-dimensional Schrödinger equation operator H=-(d²)/(dx²)+U_α, where U_α is a periodic function of period α. The Bloch spectrum of H is the set of values E for which all the solutions of …
- autistic spectrum disorderAny disorder characterised by symptoms associated with autism.
Compound words 11
- spectralOf, or pertaining to, spectres; ghostly.
- spectrumyHaving some characteristics of the autism spectrum.
- bispectrumA statistic used in the study of nonlinear interactions.
- autospectrumThe variance of a function or output over time; the spectrum of a single time series.
- multispectrumHaving or employing multiple spectra.
- polyspectrumA higher-order spectrum of a multivariate stationary time series
- pseudospectrumA set containing the spectrum of an operator and the numbers that are "almost" eigenvalues.
- trispectrumA certain type of statistic used to analyze nonlinear interactions
- eigenspectrumThe set of all eigenvalues of a linear operator.
- broadspectrumAlternative spelling of broad-spectrum: Having a wide scope or range of activity (as against pathogens, pests, parasites, or other problems).