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infrared: alternatives and connections

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26,102 words currently have published synonym-style alternatives
90,593 searchable synonym connections
350,924 published thesaurus relationships of every type
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infrared

Relating to the infrared part of the electromagnetic spectrum

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47 useful connections shown 5 reviewed relationships and 42 broader connections.
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Reviewed alternatives and contrasts

These links were deliberately created. Use the interchangeability score and guidance to judge whether a word will work in your sentence.

Similar meaning 2

Invisible 84% connected

Incapable of being seen; not perceptible by vision; not visible.

oewn 2023 50% interchangeable

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

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Invisible 84% connected

Incapable of being seen; not perceptible by vision; not visible.

oewn 2023 50% interchangeable

Open English WordNet links these adjective senses as similar in meaning; they are not necessarily interchangeable.

Definition Compare both words

Broader term 3

Frequence 76% connected

A crowd; a throng; a concourse.

oewn 2023 0% interchangeable

Open English WordNet identifies the related term as a broader lexical category for at least one sense.

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Frequency 76% connected

The condition of returning frequently; occurrence often repeated; common occurence; as, the frequency of crimes; the frequency of miracles.

oewn 2023 0% interchangeable

Open English WordNet identifies the related term as a broader lexical category for at least one sense.

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Oftenness 76% connected

Frequency.

oewn 2023 0% interchangeable

Open English WordNet identifies the related term as a broader lexical category for at least one sense.

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Words from the same subject

These terms belong to the same specialist field or topic. They help you explore the subject, but they are not automatically synonyms.

Light noun · 85% connection

(physics) electromagnetic radiation that can produce a visual sensation; "the light was filtered through a soft glass window"

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Scintillation noun · 85% connection

(physics) a flash of light that is produced in a phosphor when it absorbs a photon or ionizing particle

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Visible light noun · 85% connection

(physics) electromagnetic radiation that can produce a visual sensation; "the light was filtered through a soft glass window"

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Visible radiation noun · 85% connection

(physics) electromagnetic radiation that can produce a visual sensation; "the light was filtered through a soft glass window"

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Beam noun · 85% connection

a column of light (as from a beacon)

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Beam of light noun · 85% connection

a column of light (as from a beacon)

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Candle flame noun · 85% connection

the light provided by a burning candle

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Candlelight noun · 85% connection

the light provided by a burning candle

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Corona noun · 85% connection

one or more circles of light seen around a luminous object

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Counterglow noun · 85% connection

a faint spot of light in the night sky that appears directly opposite the position of the sun; a reflection of sunlight by micrometeor…

Used in the same subject area: Physics, Chemistry, Spectroscopy.
Definition Compare
Daylight noun · 85% connection

light during the daytime

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Firelight noun · 85% connection

the light of a fire (especially in a fireplace)

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Fluorescence noun · 85% connection

light emitted during absorption of radiation of some other (invisible) wavelength

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Friar's lantern noun · 85% connection

a pale light sometimes seen at night over marshy ground

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Gaslight noun · 85% connection

light yielded by the combustion of illuminating gas

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Gegenschein noun · 85% connection

a faint spot of light in the night sky that appears directly opposite the position of the sun; a reflection of sunlight by micrometeor…

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Glow noun · 85% connection

a steady even light without flames

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Glowing noun · 85% connection

the amount of electromagnetic radiation leaving or arriving at a point on a surface

Used in the same subject area: Physics, Chemistry, Spectroscopy.
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Words connected by meaning

Their definitions overlap or refer to similar ideas. Use these to widen your search, then compare the exact meanings.

Absorbance noun · 78% connection

(physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
Definition Compare
Absorptance noun · 78% connection

a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the…

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
Definition Compare
Absorption coefficient noun · 78% connection

a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the…

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
Definition Compare
Actinic radiation noun · 78% connection

electromagnetic radiation that can produce photochemical reactions

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
Definition Compare
Actinic ray noun · 78% connection

electromagnetic radiation that can produce photochemical reactions

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
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Atomic spectrum noun · 78% connection

(physics) a spectrum of radiation caused by electron transitions within an atom; the series of spectrum lines is characteristic of the…

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
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Black-body radiation noun · 78% connection

the electromagnetic radiation that would be radiated from an ideal black body; the distribution of energy in the radiated spectrum of…

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
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Blackbody radiation noun · 78% connection

the electromagnetic radiation that would be radiated from an ideal black body; the distribution of energy in the radiated spectrum of…

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
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Caesium noun · 78% connection

A rare alkaline metal found in mineral water; -- so called from the two characteristic blue lines in its spectrum. It was the first el…

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
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Coefficient of absorption noun · 78% connection

a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the…

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
Definition Compare
electric charge noun · 78% connection

A property that makes particles attract or repel electrically.

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
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Electron beam noun · 78% connection

a group of nearly parallel lines of electromagnetic radiation

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
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Electron gun noun · 78% connection

the electrode that is the source of electrons in a cathode-ray tube or electron microscope; consists of a cathode that emits a stream…

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
Definition Compare
Gamma radiation noun · 78% connection

electromagnetic radiation emitted during radioactive decay and having an extremely short wavelength

Its definition shares important concepts with this word: part, electromagnetic, spectrum.
Definition Compare
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