(mechanics) The point at which the increasing strain in a material causes it to break. / (figuratively) The point at which a person or system succumbs to stresses or pressures and descends into crisis.

(automotive) The point where the clutch engages when the pedal is released. / (more generally) The precise position at which a control mechanism as been moved just enough to cause a device to operate.

(physics) The temperature that is the transition point between the normal and the superfluid forms of helium (at a particular pressure)

The temperature (approximately 798 K, 525˚C, or 977˚F) above which almost all solid materials visibly glow as a result of blackbody radiation.

A cause, symbol, or a place that may unite a fragmented group or persons opposing each over in other matters. / (military) A designated area for troops to concentrate upon; a sign marking such area

plural of fixed point

The freezing point of pure water at one atmosphere: 0°C (32°F).

Alternative form of point-device

(obsolete) Particular; precise; finicky.

(alternative medicine) Any vortex of an energy field (including but not limited to any given organism).