Definition of nil desperandum in English:
nil desperandum
exclamation
Do not despair; never despair.
Pronunciation
nil desperandum
/ˌnil ˌdespəˈränd(ə)m/ /ˌnɪl ˌdɛspəˈrɑnd(ə)m/ Origin
From Latin nil desperandum Teucro duce ‘no need to despair with Teucer as your leader’, from Horace's Odes 1.vii.27.