SPECULATE

verb (-lated; -lating) see: spy Date: 1599 intransitive verb 1. to meditate on or ponder a subject ; reflect , to review something idly or casually and often inconclusively, to assume a business risk in hope of gain, transitive verb to take to be true on the basis of insufficient evidence ; theorize , to be curious or doubtful about ; wonder , see: think speculator noun