line of levels (plural lines of levels) A connected series of measurements, by means of a level, along a given line, such as that of a railroad, to ascertain...
Osnabrück, reached at daybreak, is a remarkable two-level station on the lines of Willesden Junction. along the lines of on the order of to the effect...
two-level (not comparable) Arranged on two different levels. Synonym: bi-level 1949 September and October, “The "Nord Express"”, in Railway Magazine, page...
See also: washline wash line (plural wash lines) (bartending) level of cocktail in a glass...
Something with three levels or storeys. A bus with three storeys. A three-storey apartment building. A sandwich consisting of three levels of filling between...
all the lines in the emission or absorption spectrum of hydrogen; each one corresponding to an allowed transition between quantum energy levels hydrogen...
contour line (plural contour lines) (geography) A line on a map through points of equal elevation, often height above sea level. isopleth line on a map contour...
(physics) Any of several series of spectral lines of hydrogen that correspond to quantum transitions between the various allowed energy levels of the hydrogen...
emission of light, at a single wavelength, by the movement of electrons between energy levels of an atom or molecule line on spectrogram absorption line...