(physics) An imaginary line in a field of force, whose tangent at any point gives the direction of the field at that point and whose number through unit area perpendicular to the field represents its intensity.

A small passerine bird, the common linnet (Linaria cannabina, syn. Carduelis cannabina), in the finch family Fringillidae, native to Europe, western Asia, and north Africa.

A straight line along which an observer has a clear view. / (weaponry) The line which passes through the front and rear sight, at any elevation, when they are sighted at an object.

(mathematics) A logarithmic line on a Gunter's scale, which is used to perform the multiplication and division of numbers mechanically with only dividers.

Copula, copulative verb.

(geomorphology) A geomorphologic unconformity marking a boundary between an upland region and a plane; sometimes marked by a series of waterfalls on rivers that cross it.

(American football) The defensive players who are in position behind the defensive linemen and in front of the safeties and cornerbacks and whose principal responsibilities are to tackle runners and to defend against shorter passes.

Alternative spelling of online

Alternative spelling of online

Consisting of parts arranged in a single line. / (writing) Inserted in the flow of a text. / (computing, of source code) Of a different language than the outer enclosing code.