(mathematics) A topological space, constructed by stringing together an uncountable number of intervals, which is "longer" than the real line.

A long-term strategy or endeavor. / (whist) The version of the game played until one team makes 10 points, as opposed to the short game, which is played to 5 points.

the state or property of being long-legged

The state, quality, or condition of being long-term.

Alternative spelling of longtime

The situation is too complicated or extensive to talk about. / The situation is too embarrassing to talk about.

The ability to remember events that happened a long time ago. / The habit of holding onto a grudge for a long period of time.

Alternative form of longmindedness

(music) A musical instrument characterized by extreme length, typically made out of an entire hollow tree trunk.

plural of long drum