English Dictionary
Define dictionary terms easily — search for "example", "dictionary", "language", or "word" in our powerful online English dictionary.
Define dictionary terms easily in our powerful online English dictionary.
Searching for...
No matching words found
Try a different search term or browse the dictionary
a chemical that affects the nervous system by disrupting the mechanisms by which nerves transfer messages to organs
A range of highly potent nerve agents were developed by military scientists from the 1930s onwards.