particular+period
41Migration Period — This article is about European migrations in the early part of the first millennium A.D.. For prehistoric migrations, see Human migration. For the 2003 Canadian film, see The Barbarian Invasions. 2nd to 5th century simplified migrations. See also …
42Early modern period — Not to be confused with Early modern Europe. Waldseemüller map with joint sheets, 1507 Human history This box …
43Cretaceous Period — Interval of geologic time from с 144 to 65 million years ago. During the Cretaceous the climate was warmer than today. In the seas, marine invertebrates flourished, and bony fishes evolved. On land, flowering plants arose, and insects, bees in… …
44Jerusalem during the Crusader period — The Crusader period in the history of Jerusalem began with the conquest of the city by the Crusader army in 1099, during the First Crusade, as it is now known, Jerusalem became the capital of the kingdom for the crusading Christians, these events …
45Classical period (music) — Periods of Western art music Early Medieval   (500–1400) Renaissance (1400–1600) Baroque (1600–1760) Common practice Baroque (1600–1760) …
46Tertiary Period — Interval of geologic time, 65–1. 8 million years ago. It constitutes the first of the two periods of the Cenozoic Era, the second being the Quaternary. The Tertiary has five subdivisions: (from oldest to youngest) the Paleocene, Eocene, Oligocene …
47cooling-off period — The period of time between the filing of a preliminary prospectus with the Securities and Exchange Commission and the actual public offering of the securities. Bloomberg Financial Dictionary The length of time during which a customer can choose… …
48Refractory period — In physiology, a refractory period is a period of time during which an organ or cell is incapable of repeating a particular action, or (more precisely) the amount of time it takes for an excitable membrane to be ready for a second stimulus once… …
49Devonian Period — Interval of geologic time from 417 to 354 million years ago; it was the fourth period of the Paleozoic Era. During the Devonian, a giant continent was situated in the Southern Hemisphere (see Gondwana), and other landmasses were located in the… …
50Permian Period — Interval of geologic time, 290–248 million years ago. The last of the six periods of the Paleozoic Era, it follows the Carboniferous Period. During the Permian, the continents joined to form a single supercontinent, Pangea. Hot, dry conditions… …
