A compiler is a computer program that translates source code written in a programming language into machine code. The crossword solutions for the term compiler are collator (8 letters), roget (5 letters), irma (4 letters), and indexer (7 letters). A collator is a device or program that combines multiple documents into one. Roget is a reference book containing an alphabetically arranged list of words with their synonyms. Irma is a computer program that can be used to create indexes for books, magazines, and other documents. An indexer is someone who creates indexes for books, magazines, and other documents.