nitrous

adj

(now historical) Pertaining to or composed of nitre; having the properties of nitre, bitter.

The car was equipped with a nitrous oxide system.

意味（1）

(now historical) Pertaining to or composed of nitre; having the properties of nitre, bitter.

Whate'er the wintry Frost

Nitrous prepar'd; the various-blossom'd Spring

Put in white Promise forth; and Summer-Suns

Concocted strong, rush boundless now to View […].

意味（2）

意味（3）

(chemistry) Of or relating to nitrous acid or its derivatives.

意味（4）

(mycology, biology) Having a sharp odor like ammonia or nitric acid.