Homo Erectus Definition

hōmō ĭ-rĕktəs

noun

A species of extinct humans known from fossil remains found in Africa and Eurasia and dating from about 1.9 million to less than 100,000 years ago. Homo erectus is widely regarded as an ancestor of Homo sapiens.

American Heritage

pronoun

A taxonomic species within the genus Homo "” "upright man" (extinct).

Wiktionary

Origin of Homo Erectus

New Latin Homō ērēctus species name Latin homō man Latin ērēctus upright

From American Heritage Dictionary of the English Language, 5th Edition
From Latin homo (“man") + erectus (“erect, high")

From Wiktionary