n.
Pronunciation: ' so ̇ lt- ' p ē -t ə r
Function: noun
Etymology: Middle English salt petre, alteration of salpetre, from Medieval Latin sal petrae, literally, salt of the rock
Date: 14th century
1 : POTASSIUM NITRATE
2 : SODIUM NITRATE
n.
Pronunciation: ' so ̇ lt- ' p ē -t ə r
Function: noun
Etymology: Middle English salt petre, alteration of salpetre, from Medieval Latin sal petrae, literally, salt of the rock
Date: 14th century
1 : POTASSIUM NITRATE
2 : SODIUM NITRATE
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012