| 释义 |
S23 may refer to : - S-23 (drug), an investigational selective androgen receptor modulator
- Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer), a safety phrase in chemistry
- S23-Wiki, a project giving statistics about wikis
- 180 mm gun S-23, a Soviet heavy gun of Cold War era
- British NVC community S23, a swamps and tall-herb fens community in the British National Vegetation Classification system
- Chilean submarine Hyatt (S23), a 1973 Oberon-class submarine in the Chilean Navy
- HMS Repulse (S23), a 1967 British Royal Navy's Resolution-class ballistic missile submarine
- Patent Reform Act of 2011, America Invents Act, a bill introduced in the 112th United States Congress.
- USS S-23 (SS-128), a 1920 S-class submarine of the United States Navy
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