NITROUS OXIDE


Meaning of NITROUS OXIDE in English

ni ‧ trous ox ‧ ide /ˌnaɪtrəs ˈɒksaɪd $ -ˈɑːk-/ BrE AmE noun [uncountable]

a gas used by ↑ dentist s to reduce pain SYN laughing gas

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.