A doubt or challenge about the truth, accuracy, or validity of a matter.
A subject or topic for consideration or investigation.
A sentence, phrase or word which asks for information, reply or response; an interrogative.
A proposal to a meeting as a topic for deliberation.
To ask a question or questions; inquire or seek to know; examine.
To ask questions of; to interrogate; to ask for information.
To raise doubts about; have doubts about.
A studied attitude of questioning and doubt
Doubt or disbelief of religious doctrines
The practice or philosophy of being a skeptic.
The doctrine that absolute knowledge is not possible
A methodology that starts from a neutral standpoint and aims to acquire certainty though scientific or logical observation.