(uncountable, pathology) Abbreviation of systemic exertion intolerance disease. (chronic fatigue syndrome)

A large beer mug or tankard, especially one with a lid.

plural of seidel

(mineralogy) A monoclinic-prismatic mineral containing aluminum, calcium, fluorine, iron, magnesium, manganese, oxygen, silicon, sodium, titanium, and zirconium.

(dated) A digestive and laxative, composed of a mixture of tartaric acid, sodium bicarbonate, and potassium sodium tartrate.

(mathematics) An iterative method used to solve a linear system of equations.

A surname from German.

plural of seidlitz powder

(mathematics) A theorem stating that a set in (n + 1)-dimensional space defined by polynomial equations and inequalities can be projected down onto n-dimensional space, and the resulting set is still definable in terms of polynomial identities and inequalities.

A surname.