Real Dictionary

steel
Steel is a very strong metal which is made mainly from iron. Steel is used for making many things, for example bridges, buildings, vehicles, and cutlery.

steel in American English
a hard, tough metal composed of iron alloyed with various small percentages of carbon and often variously with other metals, as nickel, chromium, manganese, etc., to produce hardness, resistance to rusting, etc.
of or like steel
to cover or edge with steel
adjective: pertaining to or made of steel
noun: any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying according to composition and heat treat
transitive verb: to fit with steel, as by pointing, edging, or overlaying

steel in Automotive Engineering
noun: Steel is a very strong metal which is made mainly from iron. Steel is used for making vehicles.

steel in British English
noun: any of various alloys based on iron containing carbon (usually 0.1–1.7 per cent) and often small quantities of other elements such as phosphorus, sulphur, manganese, chromium, and nickel. Steels exhibit a variety of properties, such as strength, machinabi
noun: Danielle, full name Danielle Fernande Schüelein-Steel. born 1950, US writer of romantic fiction

steel in Mechanical Engineering
noun: Steel is any iron-based alloy containing less than 1.5 percent carbon.