Law lexicon
Admission - A statement tending to establish the guilt or liability of the person making the statement.
Advance sheets - Paperback pamphlets published by law book publishers weekly or monthly which contain reporter cases, including correct volume number and page number. When there are sufficient cases, they are replaced by a bound volume.
Adversary system - The system of trial practice in the United States and some other countries in which each of the opposing, or adversary, parties has the opportunity to present and establish opposing contentions before the court.
Source: Jurist International.