Oxford A-Z of English usage - a quick and effective guide to proper English.  • All the essential information about usage and correct English that is needed on a day-to-day basis  • Entries on common issues of uncertainty and confusion in handy A-Z sequence  • More than 20 feature articles on specific subjects such as hyphenation or Latin plurals  • Based on Oxford's world-leading dictionary research and contemporary language monitoring  • NEW! Lookup words in any other Android app with the Tap