Entry 2 senses Webster, 1913 Speculatory /(spĕk"ū̇*lȧ*tō̇*ry̆)/ · Spec·u·la·to·ry · IPA 01 a. Intended or adapted for viewing or espying; having oversight. 1. Intended or adapted for viewing or espying; having oversight. 2. Exercising speculation; speculative.