petrichor

(redirected from Smell of rain)
Also found in: Wikipedia.

pet·ri·chor

 (pĕt′rĭ-kôr′)
n.
1. The distinctive smell given off by earth, rock, or pavement at the beginning of a rain after a period of warm, dry weather.
2. The organic compounds that produce such a smell.

[petr- + ichor (coined in 1964 by Isabel Joy Bear and Richard Grenfell Thomas, Australian geochemists).]

petrichor

(ˈpɛtrɪˌkɔː)
n
a sweet smell that is produced when rain falls on parched earth
[C20: from Greek petra stone + ichor ]