Associated term relationships are displayed under each Main Term. These may include a Descriptor Code , Scope Note , History Note , Use For and Use references, Broader Terms and Narrower Terms , and Related Terms . Each of these elements of the Thesaurus display is explained below. Main Terms Main Terms appear in boldface letters. Main Term descriptors are limited to 60 characters.
Punctuation is used minimally.
Hyphens are used where needed for clarity. In cases where ambiguity may occur, and to distinguish the meaning of homographs, Main Terms and Use reference terms appear with qualifying expressions in parentheses. New Descriptor Codes have been assigned to all Main Terms. Since a Descriptor Code is a unique number representing a specific Main Term, it may be used in online searching as an alternative to specifying the Main Term itself. Community Organizations D155100 Scope Notes Scope Notes are brief statements of the intended meaning or usage of a Main Term.