INFRASOUND

Etymology

Noun

infrasound (countable and uncountable, plural infrasounds)

(physics) Sound waves having a frequency below the human audible range (below about 20 Hz).

Antonyms

• ultrasound

Source: Wiktionary



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Word of the Day

2 September 2024

TWAYBLADE

(noun) orchid having a pair of ovate leaves and a long slender raceme of green flowers sometimes tinged red-brown; Europe to central Asia


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Coffee Trivia

In the 18th century, the Swedish government made coffee and its paraphernalia (including cups and dishes) illegal for its supposed ties to rebellious sentiment.

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