(neuroscience) A network of brain regions that are active when the individual is not focused on the outside world and the brain is at wakeful rest.

Alternative spelling of metamodel

Alternative spelling of metamodel

(shipbuilding) A scale model of a ship to be built, showing the vessel's water line. / (shipbuilding) A simplified model of a ship with flat sides.

(attributive) brightness mode: a common kind of two-dimensional ultrasound image / (attributive) A divergence-free, curl-only polarization signal in the cosmic microwave background radiation.

Cellphone upgradable through the attachment or replacement of discrete components.

(slang, sports, video games) A high level of performance.

A mode of an oscillating system in which all parts of the system move sinusoidally with the same frequency and with a fixed phase relation. The motion described by the normal modes is called resonance.

An aircraft made to a smaller scale, either as a static (non-flying) model, or built to fly with the aid of an engine or electric motor, and controlled by radio from the ground.

A bag for concealing something, such as used feminine hygiene products for disposal, or pornographic magazines in a newsagent's shop.