n.
Pronunciation: ˌ pe-tr ō - ' ke-mi-k ə l
Function: noun
Date: 1942
: a chemical isolated or derived from petroleum or natural gas
– pet · ro · chem · is · try \ - ' ke-m ə -str ē \ noun
n.
Pronunciation: ˌ pe-tr ō - ' ke-mi-k ə l
Function: noun
Date: 1942
: a chemical isolated or derived from petroleum or natural gas
– pet · ro · chem · is · try \ - ' ke-m ə -str ē \ noun
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012