J18 may refer to:

Vehicles

Locomotives

GSR Class J18 The MGWR Class L/Lm/Ln were Midland Great Western Railway (MGWR) 0-6-0 locomotives. Following merger of the MGWR into the Great Southern Railways (GSR) in 1925 these locomotives still generally kept to their former area, as did the equivalent GS ...

, an Irish steam locomotive * LNER Class J18, a British steam locomotive class

Ships

* , a Hunt-class minesweeper of the Royal Navy * , a ''Halland''-class destroyer of the Swedish Navy * , a ''Sandhayak''-class survey ship of the Indian Navy

Other uses

* Carnival Against Capital, an anti-globalisation protest held on June 18, 1999 * County Route J18 (California) *

Elongated triangular cupola In geometry, the elongated triangular cupola is a polyhedron constructed from a hexagonal prism by attaching a triangular cupola. It is an example of a Johnson solid. Construction The elongated triangular cupola is constructed from a hexagonal ...

, a Johnson solid (J₁₈) * J18 Region, the highest level of under-18 ice hockey in Sweden *

Pneumonia Pneumonia is an Inflammation, inflammatory condition of the lung primarily affecting the small air sacs known as Pulmonary alveolus, alveoli. Symptoms typically include some combination of Cough#Classification, productive or dry cough, ches ...

Vehicles

Locomotives

Ships

Other uses

See also