Speakur

Word Pronunciation & Dictionary

poynting vector

Word Rarity Very rare

Frequency: Zipf frequency 1.58 in modern English

Syllables
poynt-ing vec-tor
IPA
25
Scrabble Score
14
Letters
3
Syllables
11
Unique Chars

Meaning

noun

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.

Etymology

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

Inflected Forms

Poynting vectors (plural)

Phrases

Poynting theorem

Frequently Paired Words

Poynting theorem

Questions

What does poynting vector mean?
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.
Where does poynting vector come from?
After English physicist John Henry Poynting (1852–1914).

How to pronounce poynting vector

  1. Open the pronunciation page — Open the Speakur entry for “poynting vector”.
  2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
  3. Play the audio — Click Play to hear reference audio for “poynting vector”.
  4. Repeat and practice — Say “poynting vector” aloud, matching stress and vowels until it feels natural.