reverse search

Comprehensive
Dictionary Suite
Help
Help
Help
 
antismog combined form of smog.
nitrogen dioxide a slightly toxic gas composed of nitrogen and oxygen, found in smog and automotive exhaust, and synthesized for use in nitration and oxidation, and as a catalyst.
portmanteau word a word formed by combining the sounds and meanings of two other words, such as "smog" from "smoke" and "fog".
smogless combined form of smog.