Homo erectus
noun/ˌhəʊməʊ ɪˈrektəs/
/ˌhəʊməʊ ɪˈrektəs/
[uncountable] (from Latin, specialist)- an early form of human that was able to walk on two legs
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Homo erectus
Definition of Homo erectus noun from the Oxford Advanced Learner's Dictionary