ETHANUS ĭ’ thā nəs. One of five secretaries who accompanied Ezra into forty days of seclusion to receive a complete revelation of salvation history (2 Esd 14:24).

International Standard Bible Encyclopedia (1915)

e-tha’-nus, the [[King James Version]] Ecanus (Apocrypha):

One of the scribes who wrote for forty days at the dictation of Ezra ( 2Esdras 14:24).