LAT

Lewis Short

bŏēthus (noun M) = βοηθός:
* The aid or assistant of a scribe (pure Lat. adjutor), Cod. Valent. 10, 69, 4.
Charlton T. Lewis, Charles Short, A Latin Dictionary

TLL

s. TLL
Thesaurus Linguae Latinae
See also: Boethus
memory