at long intervals
51Origen and Origenism — • Provides a biography and review of his works, as well as commentary on posthumous influences and the Origenistic Crises Catholic Encyclopedia. Kevin Knight. 2006. Origen and Origenism Origen and Origenism …
52Byzantine literature — may be defined as the Greek literature of the Middle Ages, whether written in the territory of the Byzantine Empire or outside its bordersEncyclopaedia Britannica Greek literature: Byzantine literature ] . It forms the second period in the… …
53acarid — /ak euh rid/, n. 1. an acarine, esp. a mite of the family Acaridae. adj. 2. of or pertaining to an acarid. [1875 80; ACAR(US) + ID2] * * * ▪ arachnid Introduction any member of the subgroup of the arthropod class Arachnida that includes the …
54Switzerland — Swiss redirects here. For other uses, see Swiss (disambiguation). Swiss Confederation redirects here. For Swiss Confederacy, see Old Swiss Confederacy. This article is about the country. For other uses, see Switzerland (disambiguation). Swiss… …
55Catastrophism — is the idea that Earth has been affected in the distant past by sudden, short lived, violent events that were sometimes worldwide in scope.The dominant paradigm of geology, by contrast, has been uniformitarianism (also sometimes described as… …
56Ethiopia — This article is about the country. For other uses, see Ethiopia (disambiguation). Federal Democratic Republic of Ethiopia የኢትዮጵያ ፌዴራላዊ ዲሞክራሲያዊ ሪፐብሊክ ye Ītyōṗṗyā Fēdēralāwī Dīmōkrāsīyāwī Rīpeblīk …
57Mauritian Tomb Bat — Conservation status Least Concern ( …
58Soils retrogression and degradation — in the French school of pedology are two regressive evolution processes associated with the loss of equilibrium of a stable soil. Retrogression is primarily due to erosion and corresponds to a phenomenon where succession reverts back to pioneer… …
59Dracula orchid — Taxobox name = Dracula orchids image width = 250px image caption = Dracula vampira regnum = Plantae divisio = Magnoliophyta classis = Liliopsida ordo = Asparagales familia = Orchidaceae subfamilia = Epidendroideae tribus = Epidendreae subtribus …
60Electronic band structure — In solid state physics, the electronic band structure (or simply band structure) of a solid describes ranges of energy that an electron is forbidden or allowed to have. It is due to the diffraction of the quantum mechanical electron waves in the… …
