Phrase guide

Poynting vector

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

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Pronunciation

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1

noun

Meaning 1

The vector obtained in the direction of a right-hand screw from the cross product (vector product) of the electric field vector rotated into the magnetic field vector of an electromagnetic wave. Note: The Poynting vector, with transmission media parameters and constants, gives the irradiance and direction of propagation of the electromagnetic wave. Mathematically: ⃑P=⃑E×⃑H.

Definition source: English Wiktionary via Wiktextract

Topics: electrical-engineering, electromagnetism, engineering, natural-sciences, physical-sciences, physics

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Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

After English physicist John Henry Poynting (1852–1914).

Across languages

Translations

1 source translations are retained for this English entry.

  • Polish: wektor Poyntinga — Translations