Definition of cum grano salis in English:

cum grano salis

adverb

in phrase take something cum grano salis
  • another way of saying "take something with a grain of salt" (see salt)
    • ‘While prolonged investigation into this statement has led me to take it cum grano salis, still I can not help but admit that these two diseases appear in such vast numbers that I am not surprised.’
    • ‘Such may be the case, but when we are told that this buried slab is inscribed with " figures of stars, diamonds, and triangles,’ why, we naturally take it cum grano salis - or a little more.’

Origin

Latin, ‘with a grain of salt’.

Pronunciation

cum grano salis

/ˌkəm ˌɡränō ˈsāləs/