RY explained
Ry is an abbreviation for railway and relay.
Ry, RY, or ry may also refer to:
People
First name
Surname
Places
Denmark
France
Science and technology
- Rydberg constant, unit of energy used in quantum physics related to the ground state energy of the hydrogen atom
- Consolidated RY, former cargo aircraft of the U.S. Navy
- RY Sagittarii, star in the constellation Sagittarius
- RY Tauri, star in the constellation Taurus
- RY (test signal), character string used to test five-level teleprinter channels
Business and finance
Other
See also