Vade-Mecum
/ˌvɑːdeɪ ˈmiːkəm/noun
A handy book or object kept constantly with someone for ready reference.
Did you know?Vade-mecum began as a phrase in a medieval Latin devotional poem, where it referred to a pocket guide meant to stay with you like a loyal spellbook.
Etymological Timeline
Classical Latin
Latin
vādere + mēcum
“to go + with me”
Medieval Latin
Latin
vade mecum
“go with me; a phrase used for a companion or portable guide”
16th Century
English
vade mecum
“a manual or handbook kept close at hand”
Modern English
English
vade-mecum
“a handy reference book or indispensable personal guide”