Definition of "theorising" [theorising]

• Present participle of theorise. (verb)

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• "Here I am speaking from personal experience in challenging that recruitment, not theorising from a safe distance."
• "Some time after the appearance of this article, Wallace was informed by his friend and agent, Mr. Stevens, that several naturalists had expressed regret that he was "theorising," when what "was wanted was to collect more facts.""
• "‘True, in a way, sir, but we have to establish actual facts before our imagination (which is to say our theorising) is allowed to come into play."