PETRICHOR

PRONUNCIATION:
(PET-ri-kuhr)

MEANING:
noun: The pleasant smell that accompanies the first rain after a dry spell.

ETYMOLOGY:
Coined by researchers I.J. Bear and R.G. Thomas in 1964, from Greek petros (stone) + ichor (the fluid that supposedly flows in the veins of the gods in Greek mythology). Earliest documented use: 1964.
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TETRICHOR - a vocal work for four mixed voices

PENTRICHOR - ...make that five mixed voices

PATRICHOR - a barber-shop group made up exclusively of Irish tenors