Definitions
1.NounA company operating in only one industry or line of business; often specifically a bank specializing in credit card issuance.
2.NounAn insurer specialized in insuring investment-grade securities against loss.
3.NounA font line of consistent width, as occurs when imitating pencil script.
4.NounA length of monofilament line, used for culturing forms of seaweed.
5.NounA type of composing machine in which each line of type is cast as a single slug.
6.NounA single spectrum line.