Definition of lusus naturae in English:

lusus naturae

noun

rare
  • A freak of nature.

    ‘they said he was wonderful, surprisingly fit, a lusus naturae’
    • ‘On Sunday last, a cow of the Durham breed calved, along with a remarkably fine bull calf, which is still alive, a very curious lusus naturae.’
    • ‘More specifically, the Old Man represented a kind of curiosity called the lusus naturae, a play or joke of nature.’
    • ‘At length by mere accident I discovered an extraordinary lusus naturae in the disposition of the right subclavian artery.’
    mutant, variant, variation, freak, freak of nature, deviant, monstrosity, monster, deformity
    View synonyms

Origin

Latin, literally ‘a sport of nature’.

Pronunciation

lusus naturae

/ˌluːsəs nəˈtjʊəriː//-rʌɪ/