Definition of electret in English:

electret

noun ɪˈlɛktrɪtəˈlɛktrət

Physics

A permanently polarized piece of dielectric material, analogous to a permanent magnet.
〔物理〕驻极（电介）体
Example sentencesExamples
- Typically, all of the passive devices, except electret ion detectors, are available in hardware stores or by mail; electret ion detectors are usually only available through laboratories.
- ‘Well, we actually used miniature electret condenser mics,’ Vale explains.
- A small electret condenser monaural microphone is found on the top panel next to its speaker, so you can annotate each image with your own voice.
- The passive device group includes alpha track detectors, charcoal canisters, charcoal liquid scintillation detectors, and electret ion chambers.
- There are mini headphone and microphone jacks - the unit includes a pair of headphones with a tiny electret mic attached on a boom - and a proprietary USB jack with cable supplied.
- The electret microphone (range, 20 to 25,000 Hz within three decibels) was fixed in a polyester cover.
- The analog input can accept microphone sources and can supply + 5V for electret condenser computer mics.
Synonyms
lodestone, magnetite

Origin

Late 19th century: blend of electricity and magnet.

Definition of electret in US English:

electret

nounəˈlektrətəˈlɛktrət

Physics

A permanently polarized piece of dielectric material, analogous to a permanent magnet.
〔物理〕驻极（电介）体
Example sentencesExamples
- There are mini headphone and microphone jacks - the unit includes a pair of headphones with a tiny electret mic attached on a boom - and a proprietary USB jack with cable supplied.
- ‘Well, we actually used miniature electret condenser mics,’ Vale explains.
- The electret microphone (range, 20 to 25,000 Hz within three decibels) was fixed in a polyester cover.
- The passive device group includes alpha track detectors, charcoal canisters, charcoal liquid scintillation detectors, and electret ion chambers.
- A small electret condenser monaural microphone is found on the top panel next to its speaker, so you can annotate each image with your own voice.
- The analog input can accept microphone sources and can supply + 5V for electret condenser computer mics.
- Typically, all of the passive devices, except electret ion detectors, are available in hardware stores or by mail; electret ion detectors are usually only available through laboratories.
Synonyms
lodestone, magnetite

Origin

Late 19th century: blend of electricity and magnet.

单词	electret
释义	Definition of electret in English: electret noun ɪˈlɛktrɪtəˈlɛktrət Physics A permanently polarized piece of dielectric material, analogous to a permanent magnet. 〔物理〕驻极（电介）体 Example sentencesExamples Typically, all of the passive devices, except electret ion detectors, are available in hardware stores or by mail; electret ion detectors are usually only available through laboratories. ‘Well, we actually used miniature electret condenser mics,’ Vale explains. A small electret condenser monaural microphone is found on the top panel next to its speaker, so you can annotate each image with your own voice. The passive device group includes alpha track detectors, charcoal canisters, charcoal liquid scintillation detectors, and electret ion chambers. There are mini headphone and microphone jacks - the unit includes a pair of headphones with a tiny electret mic attached on a boom - and a proprietary USB jack with cable supplied. The electret microphone (range, 20 to 25,000 Hz within three decibels) was fixed in a polyester cover. The analog input can accept microphone sources and can supply + 5V for electret condenser computer mics. Synonyms lodestone, magnetite Origin Late 19th century: blend of electricity and magnet. Definition of electret in US English: electret nounəˈlektrətəˈlɛktrət Physics A permanently polarized piece of dielectric material, analogous to a permanent magnet. 〔物理〕驻极（电介）体 Example sentencesExamples There are mini headphone and microphone jacks - the unit includes a pair of headphones with a tiny electret mic attached on a boom - and a proprietary USB jack with cable supplied. ‘Well, we actually used miniature electret condenser mics,’ Vale explains. The electret microphone (range, 20 to 25,000 Hz within three decibels) was fixed in a polyester cover. The passive device group includes alpha track detectors, charcoal canisters, charcoal liquid scintillation detectors, and electret ion chambers. A small electret condenser monaural microphone is found on the top panel next to its speaker, so you can annotate each image with your own voice. The analog input can accept microphone sources and can supply + 5V for electret condenser computer mics. Typically, all of the passive devices, except electret ion detectors, are available in hardware stores or by mail; electret ion detectors are usually only available through laboratories. Synonyms lodestone, magnetite Origin Late 19th century: blend of electricity and magnet.
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