Research performed using the historical method.

(historiography) The techniques and guidelines by which historians use primary sources and other evidence to research and then to write history.

Dated form of histamine.

Counterfactual history, a form of scientific speculation used by historians.

plural of histaminase

(US, law) The record of the examination of a patent application, including the original application, responses made by the examiner, and amendments made by the applicant to address objections raised by the examiner.

Items such as covers and associated material illustrating historical episodes of postal systems.

Things that have happened in the past will or tend to happen again in one way or another.

plural of histidine

Alternative spelling of histidinemia