Definition of Leonian in US English:

Leonian

adjective

Astrology
  • Relating to the sign of Leo.

    ‘she showed many Leonian traits’
    • ‘He was a proud man, abhorring all forms of deceit and malpractice—marked Leonian traits.’
    • ‘Leonian types have a summerlike character.’
    • ‘There can be nothing commonplace about the Leonian way of doing things!’

noun

Astrology
  • A person born under the sign of Leo.

    ‘a Leonian seldom bows gracefully to discipline’
    • ‘Like the lion, so-called king of the beasts, the Leonian can be regal.’
    • ‘The person in question therefore seems to be a Leonian and not a Cancerian.’
    • ‘The Leonian is better leading rather than following.’

Pronunciation

Leonian

/lēˈōnēən//liˈoʊniən/