The Hamito-Semitic Etymological Dictionary, a project in the making since 1986, is the first dictionary to reflect the vocabulary of the extinct Proto-Hamito-Semitic (Proto-Afro-Asiatic) language. Reconstructed on the basis of Semitic, Ancient Egyptian, Berber, Chadic and Cushitic linguistic groups, the Dictionary plays an indispensable role in further research into the field of historical linguistics. It surpasses by far the only comparable...