ACUCOBOL-GT® is part of the extend® family of ACUCOBOL-GT solutions. ACUCOBOL-GT is an implementation of the COBOL-1985 programming language (ANSI X3.23-1985 and the ANSI X3.23a-1989 supplement). This manual provides a full technical description of the ACUCOBOL-GT language. It is written in a style similar to the official ANSI definition of COBOL and is designed for experienced COBOL programmers. Intended as a reference, it does not try to teach programming or the COBOL language. Readers interested in a more general introduction to COBOL may want to consider classes or commercially available textbooks.