"near field" meaning in English

See near field in All languages combined, or Wiktionary

Noun

Forms: near fields [plural]
Head templates: {{en-noun}} near field (plural near fields)
  1. (acoustics) The region within a distance a fraction of a wavelength from a sound source. Accordingly, the outer boundary of the near-field region is closer for high-pitched sound than for low-pitched sound. Categories (topical): Acoustics Synonyms: near-field Derived forms: near field communication
    Sense id: en-near_field-en-noun-xjFWH0Ig Categories (other): English entries with incorrect language header Disambiguation of English entries with incorrect language header: 48 52
  2. (electronics, communication) The region within about half a wavelength from an electrically small antenna. More specifically it is the region within the radiansphere. Categories (topical): Communication, Electronics
    Sense id: en-near_field-en-noun-tEawgNaq Categories (other): English entries with incorrect language header Disambiguation of English entries with incorrect language header: 48 52 Topics: business, communication, communications, electrical-engineering, electricity, electromagnetism, electronics, energy, engineering, natural-sciences, physical-sciences, physics

Inflected forms

Alternative forms

Download JSON data for near field meaning in English (2.8kB)

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        "The region within a distance a fraction of a wavelength from a sound source. Accordingly, the outer boundary of the near-field region is closer for high-pitched sound than for low-pitched sound."
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        "The region within about half a wavelength from an electrically small antenna. More specifically it is the region within the radiansphere."
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        "The region within a distance a fraction of a wavelength from a sound source. Accordingly, the outer boundary of the near-field region is closer for high-pitched sound than for low-pitched sound."
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This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-05-09 from the enwiktionary dump dated 2024-05-02 using wiktextract (4d5d0bb and edd475d). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.