Definitions
Ramón 2011: theonym, Hermes
Chadwick & Ventris 1973: theonym, cf. Ἐρχομενὀς, Ἑρμείας
Variants
e-ma-a2-o
Chadwick & Ventris 1973: "perhaps o is not part of the word. If correct, possibly genitive [...] Or alternatively a derivative meaning 'temple or festival of Hermes'?"
References
Chadwick, John and Michael Ventris, 1973 Documents in Mycenaean Greek
Ramón, J.L. García, 2011 A Companion to Linear B: Mycenaean Greek Texts and their World vol. II (ed. Yves Duhoux and Anna Morpurgo Davies) "Mycenaean Onomastics"