Term: contrail: an artificial cloud created by an aircraft; caused either by condensation due to the reduction in air pressure above the wing surface or by water vapor in the engine exhaust
Broader: natural phenomenon: all phenomena that are not artificial | Unrelated: dumpiness: a short and stout physique
Broader: natural phenomenon: all phenomena that are not artificial | Unrelated: judgment of dismissal: a judgment disposing of the matter without a trial
Broader: natural phenomenon: all phenomena that are not artificial | Unrelated: remote-control bomb: a bomb that can be detonated by remote control
Broader: natural phenomenon: all phenomena that are not artificial | Unrelated: shock: (pathology) bodily collapse or near collapse caused by inadequate oxygen delivery to the cells; characterized by reduced cardiac output and rapid heartbeat and circulatory insufficiency and pallor
Broader: natural phenomenon: all phenomena that are not artificial | Unrelated: straw wine: sweet wine from grapes partially sun-dried on the vine or on straw mats
Broader: natural phenomenon: all phenomena that are not artificial | Unrelated: cell wall: a rigid layer of polysaccharides enclosing the membrane of plant and prokaryotic cells; maintains the shape of the cell and serves as a protective barrier
Broader: natural phenomenon: all phenomena that are not artificial | Unrelated: smarta: one of a group of brahmans who uphold nonsectarian orthodoxy according to the Vedanta school of Hinduism
Broader: natural phenomenon: all phenomena that are not artificial | Unrelated: lurch: the act of moving forward suddenly
Broader: natural phenomenon: all phenomena that are not artificial | Unrelated: crown jewels: regalia (jewelry and other paraphernalia) worn by a sovereign on state occasions
Broader: natural phenomenon: all phenomena that are not artificial | Unrelated: coconut: large hard-shelled oval nut with a fibrous husk containing thick white meat surrounding a central cavity filled (when fresh) with fluid or milk