(architecture, computing, design) A behavioural design pattern that describes the uses of null objects and their behavior (or the lack of them).

plural of null path length

(transitive, law) To make legally invalid. / To prevent from happening. / To make of no use or value; to cancel out.

The act of nullifying; a rendering void and of no effect, or of no legal effect.

Alternative form of nullah (“stream-bed, ravine”) / Alternative form of nulla-nulla (“Australian war club”)

(chiefly South Asia) A stream-bed, ravine, or other watercourse; a drain for rain or floodwater. / (Hong Kong) An open-air, concrete-lined channel for draining rain or wastewater.

A sceptic; an atheist or unbeliever.

Of no faith or religion; not trusting to faith for salvation.

(law) An acquittal by a jury of a defendant ignoring the facts of the case and/or the law.

(arithmetic) An empty sum.