Dictionary.net

• your identity as it is experienced with regard to your individuality as male or female; awareness normally begin in infancy and is reinforced during adolescence

2006 - WordNet 3.0
By Princeton University

• your identity as it is experienced with regard to your individuality as male or female; awareness normally begin in infancy and is reinforced during adolescence

2011 - English Dictionary Database
By DataStellar Co., Ltd