Spec″u‐la′tor (?), n. [L., a spy, explorer, investigator: cf. F. spéculateur.] One who speculates. Specifically: (a) An observer; a contemplator; hence, a spy; a watcher. Sir T. Browne.
(b) One who forms theories; a theorist.
A speculator who had dared to affirm that the human soul is by nature mortal. Macaulay.
(c) (Com.) One who engages in speculation; one who buys and sells goods, land, etc., with the expectation of deriving profit from fluctuations in price.