orthohelium etymology

English word orthohelium comes from English helium, English ortho-

Detailed word origin of orthohelium

Dictionary entryLanguageDefinition
helium English (eng) (countable) A form or sample of the element.. (uncountable) A colorless and inert gas, and the second lightest chemical element (symbol He) with an atomic number of 2 and atomic weight of 4.002602.
ortho- English (eng) (chemistry) Having an extra proportion of water. (chemistry) in isomeric benzene derivatives, having the two substituents in adjacent positions (compare meta- and para-). (physics) of any molecule of the form X2 in which the two nuclei have parallel spin. Straight, right, proper.
orthohelium English (eng) (physics) Form of the helium atom in which the spins of the two electrons are parallel.

Words with the same origin as orthohelium

Descendants of ortho-
orthite orthoacid orthoboric orthocenter orthodata orthoester orthoevolution orthograde orthographical orthohedron orthohydrogen orthonormal orthonormalised orthopedics orthophenylene orthopinacoid orthopnea orthopositronium orthoquartzite orthorectify orthosteric orthosymplectic orthotropy orthotypography