Abridgment, n.
Etymology: [OE. abregement. See Abridge.]
1. The act abridging, or the state of being abridged; diminution; lessening; reduction or deprivation; as, an abridgment of pleasures or of expenses.
2. An epitome or compend, as of a book; a shortened or abridged form; an abbreviation. Ancient coins as abridgments of history. Addison.
3. That which abridges or cuts short; hence, an entertainment that makes the time pass quickly. [Obs.] What abridgment have you for this evening What mask What music Shak.
Syn. -- Abridgment, Compendium, Epitome, Abstract, Synopsis. An abridgment is made by omitting the less important parts of some larger work; as, an abridgment of a dictionary. A compendium is a brief exhibition of a subject, or science, for common use; as, a compendium of American literature. An epitome corresponds to a compendium, and gives briefly the most material points of a subject; as, an epitome of history. An abstract is a brief statement of a thing in its main points. A synopsis is a bird's-eye view of a subject, or work, in its several parts.
Shades of meaning
An abridgment gives the most important portions of a work substantially as they stand. An outline or synopsis is a kind of sketch closely following the plan. An abstract or digest is an independent statement of what the book contains. An analysis draws out the chief thoughts or arguments, whether expressed or implied. A summary is the most condensed statement of results or conclusions. An epitome, compend, or compendium is a condensed view of a subject, whether derived from a previous publication or not. We may have an abridgment of a dictionary, but not an analysis, abstract, digest, or summary. We may have an epitome of religion, a compendium of English literature, but not an abridgment. Compare abbreviation.