to believe especially on uncertain or tentative grounds; "Scientists supposed that large dinosaurs lived in swamps"
talk over conjecturally, or review in an idle or casual way and with an element of doubt or without sufficient reason to reach a conclusion; "We were speculating whether the President had to resign after the scandal"
invest at a risk; "I bought this house not because I want to live in it but to sell it later at a good price, so I am speculating"
the discipline that records and interprets past events involving human beings; "he teaches Medieval history"; "history takes the long view"
all that is remembered of the past as preserved in writing; a body of knowledge; "the dawn of recorded history"; "from the beginning of history"
a record or narrative description of past events; "a history of France"; "he gave an inaccurate account of the plot to kill the president"; "the story of exposure to lead"
the aggregate of past events; "a critical time in the school's history"
the continuum of events occurring in succession leading from the past to the present and even into the future; "all of human history"