'Questioner' definitions:

Definition of 'questioner'

From: WordNet
noun
Someone who asks a question [syn: inquirer, enquirer, questioner, querier, asker]

Definition of 'Questioner'

From: GCIDE
  • Questioner \Ques"tion*er\, n. One who asks questions; an inquirer. "Little time for idle questioners." --Tennyson. [1913 Webster]

Synonyms of 'questioner'

From: Moby Thesaurus