Airy may refer to: * Sir George Biddell Airy (1801–1892), British Astronomer Royal from 1835 to 1881, for whom the following features, phenomena, and theories are named: **

Airy (lunar crater) LRO WAC mosaic Oblique view from Apollo 14 Vicinity of Airy, as viewed from the Bayfordbury Observatory Airy is a lunar impact crater located in the southern highlands. It is named in honour of British astronomer George Biddell Airy. It fo ...

Airy (Martian crater) Airy may refer to: * Sir George Biddell Airy (1801–1892), British Astronomer Royal from 1835 to 1881, for whom the following features, phenomena, and theories are named: ** Airy (lunar crater) ** Airy (Martian crater) ** Airy-0, a smaller crater ...

Airy-0 Airy-0 is a crater inside the larger Airy Crater on Mars, whose location defined the position of the prime meridian of that planet. It is about 0.5 km (0.3 mile) across and lies within the dark region Sinus Meridiani, one of the early ...

, a smaller crater within the previous one on Mars, and which defines the prime meridian of the planet ** Airy wave theory, a linear theory describing the propagation of "gravity waves" on the surface of a fluid ** Airy disk, a diffraction pattern in optics **

Airy beam An Airy beam, is a propagation invariant wave whose main intensity lobe propagates along a curved parabolic trajectory while being resilient to perturbations (self-healing). Physical description A cross section of an ideal Airy beam would reveal a ...

, a non-spreading, transversely accelerating optical wavepacket ** Airy function, a mathematical function **

Airy points Airy points (after George Biddell Airy) are used for precision measurement (metrology) to support a length standard in such a way as to minimise bending or drop of a horizontally supported beam. Choice of support points A kinematic support for ...

, support points chosen to minimize the distortion of the length of a physical standard (such as the International Prototype Meter) * Anna Airy (1882–1964), British artist *

Airy (software) Airy is software developed by Airy Team for downloading videos from YouTube. The first version of the product was released in 2013. Written in Objective C it was a basic downloading tool that could process one video at a time. CNET staff in their ...

, a video-downloading utility * Airy, a character in the video game '' Bravely Default''

See also