L18, L-18 or L.18 may refer to:

Vehicles

;Aircraft *

Albatros L 18 The Albatros C.VII was a military reconnaissance aircraft designed and produced by the German aircraft manufacturer Albatros Flugzeugwerke. It was a revised and re-engined development of the Albatros C.V, which had proved disappointing in servic ...

, a German biplane * Lockheed L-18 Lodestar, an American passenger aircraft * L18, a United States Navy

L-class blimp The L-class blimps were training airships operated by the United States Navy during World War II. In the mid-1930s, the Goodyear Aircraft Company built a family of small non-rigid airships that the company used for advertising the Goodyear name. ...

* Piper L-18, an American light aircraft ;Ships * , a submarine of the Royal Navy * , a sloop of the Royal Navy * , a destroyer of the Royal Navy * , a tank landing ship of the Indian Navy * , a ''Leninets''-class submarine

Other uses

60S ribosomal protein L18 60S ribosomal protein L18 is a protein that in humans is encoded by the ''RPL18'' gene. Ribosomes, the organelles that catalyze protein synthesis, consist of a small 40S subunit and a large 60S subunit. Together these subunits are composed of 4 ...

* Fallbrook Community Airpark, in San Diego County, California *

Lectionary 18 Lectionary 18, designated by siglum ℓ ''18'' (in the Gregory-Aland numbering). It is a Greek manuscript of the New Testament, on vellum leaves. Palaeographically it has been assigned to the 12th-century. K. Aland, M. Welte, B. Köster, K. ...

, a 12th-century, Greek manuscript of the New Testament *

Mitochondrial ribosomal protein L18 39S ribosomal protein L18, mitochondrial is a protein that in humans is encoded by the ''MRPL18'' gene. Mammalian mitochondrial ribosomal proteins are encoded by nuclear genes and help in protein synthesis within the mitochondrion. Mitochondria ...

Nissan L18 engine , trading as Nissan Motor Corporation and often shortened to Nissan, is a Japanese multinational automobile manufacturer headquartered in Nishi-ku, Yokohama, Japan. The company sells its vehicles under the Nissan, Infiniti, and Datsun br ...

, an automobile engine {{Letter-NumberCombDisambig