1. 
   Petrichor
   Petrichor (ər) is the scent of rain on dry earth. The word is constructed from Greek, petra, meaning stone + ichor, the fluid that flows in the veins of the gods in Greek mythology. The term was coined in 1964 by two Australian researchers, Bear and Thomas, for an article in the journal Nature. In...
   Found op http://en.wikipedia.org/wiki/Petrichor
   
   
2. 
   petrichor
   petrichor 'Essence of rock.' The pleasant odor from falling rain on dry ground; especially after a long period of warm, dry weather. The odor is said to be a result of an oily essence that comes from rocks or soil when rain falls on them. It is believed that the oils are given off by vegetation dur...
   Found op http://www.wordinfo.info/words/index/info/view_unit/1620/
   
   

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