Word Study
firefighter
CIDE DICTIONARY
firefighter, n.
A person whose occupation it is to go to the scene of an unwanted fire and extinguish it; a member of a fire company; a fireman{1} or a woman who fights fires.
"Some towns have few or no professional firefighters, and fire suppression is conducted mostly by groups of volunteers, called volunteer firefighters . The term fireman{1} was at one time synonymous with firefighter, until women began to engage in the same occupation." [PJC]
For further exploring for "firefighter" in Webster Dictionary Online