handler

• POS: Noun
• HYPHEN: han=dler

CIDE DICTIONARY

handler, n. 

•  one who trains or exhibits animals.  [WordNet 1.5]
•  someone in charge of training an athlete (especially a boxer) or a team.

  "The term is used sometimes sarcastically of political consultants: “the president's handlers”."  [WordNet 1.5]

OXFORD DICTIONARY

handler, n.
1 a person who handles or deals in certain commodities.
2 a person who trains and looks after an animal (esp. a police dog).

THESAURUS

handler

agent, athletic coach, coach, conductor, driller, drillmaster, driver, engineer, functionary, groomer, manipulator, operant, operative, operator, pilot, runner, steersman, trainer