Language varies according to who speaks, what language to whom, where, when and about what or likewise it is not a monolithic entity but it varies according to both its user or 'dialect' and use or 'register.' The current study attempts to describe and discuss several aspects of one of the regional dialects, Australian English briefly in three linguistic aspects including pronunciation, vocabulary and grammar. The study is conducted primarily based upon the bibliographic and on line references as well as observation made during the previous postgraduate study in Sydney, N.S.W and Melbourne, Victoria. The findings show that dialectally Australian English shares three main accents including Broad, General and Cultivated accents with its variant diphthongs

/eI, aI, EU , e%, aU, e% OI, and i:/