Interrogative is defined as something that is questioning or used as a question.(adjective)
A glance clearly meant to ask someone "what are you thinking?" is an example of an interrogative glance.
The definition of an interrogative is a word that indicates a question is being asked.(noun)
The word "how" is an example of an interrogative.
See interrogative in Webster's New World College Dictionary
Origin: LL interrogativus see interrogate
See interrogative in American Heritage Dictionary 4
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