schumann resonance
Word Rarity
Rare
Frequency: Zipf frequency 2.78 in modern English
26
Scrabble Score
17
Letters
5
Syllables
10
Unique Chars
Meaning
noun
Any of a set of spectrum peaks in the extremely low-frequency (ELF) portion of the Earth's electromagnetic field spectrum, generated and excited by lightning discharges in the cavity formed by the Earth's surface and the ionosphere.