pyroelectric
/,pairoui'lektrik/
Definition
- Adjective:
- Relating to or exhibiting pyroelectricity: Describes a material or property that generates an electric charge in response to a change in temperature.
Usage
- The term "pyroelectric" is used as an adjective to describe materials, effects, or devices. It is typically placed before a noun (e.g., pyroelectric material) or used in a predicate after a linking verb (e.g., The effect is pyroelectric).
Examples
- Adjective:
- Certain crystals, like tourmaline, exhibit a strong pyroelectric effect.
- The sensor uses a pyroelectric material to detect infrared radiation from body heat.
- Pyroelectric detectors are commonly used in motion sensors.
Advanced Usage
- Pyroelectric Coefficient: A specific measurement quantifying the strength of the pyroelectric effect in a material.
- Scientists measured the material's pyroelectric coefficient to assess its suitability for thermal imaging.
Variants and Related Words
- Pyroelectricity (n): The property or phenomenon of generating an electric charge due to temperature change.
- Pyroelectricity is a characteristic of non-centrosymmetric crystals.
Synonyms
- Thermoelectric: (Note: While related, "thermoelectric" generally refers to the direct conversion of temperature differences to electric voltage and vice versa, which is a broader category that can include pyroelectric effects under specific conditions. They are not perfect synonyms.)
Different Meanings
- The word "pyroelectric" is a technical term with a single, specific meaning related to the generation of electricity from heat change. It does not have common idiomatic or figurative uses.
Adjective
-
relating to or exhibiting pyroelectricity
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