(physics) A long-lived radioactive isotope of chlorine, ³⁶₁₇Cl, having seventeen protons and nineteen neutrons, and a half-life of 3x10⁵ years; it can be used to date samples of groundwater

(physics) A minor stable isotope of sulfur, ³⁶₁₆S, having sixteen protons and twenty neutrons; it amounts to only 0.01% of the element in nature

(physics) A rare stable isotope of argon, ³⁶₁₈Ar, having eighteen protons and eighteen neutrons; it amounts to about 0.3% of the element in nature

A maneuver in various sports (such as skateboarding) in which the player flips backwards, rotates a full turn, and finishes travelling in the original direction.

A single spin which results in the original orientation. / (business) An instance of 360 degree feedback.

(video games) A Microsoft Xbox 360, a video game console.

Covering all 360 degrees of a circle. / (by extension) Comprehensive; incorporating all points of view. / Able to turn freely about an axis.

plural of 360

plural of 360 backflip

(business) A system or process in which employees receive confidential, anonymous feedback from the people who work around them. This typically includes the employee's manager, peers, and direct reports.