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Sunday, February 2, 2025
Word of the Day

petrichor

noun

The pleasant, earthy smell produced when rain falls on dry soil, especially after a long dry spell.

Advanced - Used in formal or literary contexts

Etymology

Coined in 1964 by Australian scientists Isabel Joy Bear and Richard Thomas, from Greek petra "stone" + ichor "the fluid flowing in the veins of the gods."

Examples in Use

  • 1.

    "The petrichor after the first spring rain was intoxicating."

  • 2.

    "Desert dwellers know the distinctive petrichor that follows rare storms."

  • 3.

    "The garden filled with petrichor as raindrops hit the parched earth."

Related Vocabulary

Synonyms

earthinessfragrancearomascent

Related Words

rainsoilmoisturestorm

Fun Fact

Petrichor is caused by geosmin, a chemical released by soil bacteria when moistened. Humans can detect geosmin at concentrations as low as 5 parts per trillion—we are 200,000 times more sensitive to it than sharks are to blood.

Word Game Tips

Letters: 9 letters (P, E, T, R, I, C, H, O, R)

Scrabble Value: 16 points

Tip: Words ending in "OR" are often good scoring opportunities.

Put Your Vocabulary to the Test!

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