What is a 'singleton' interms of astrology?

Question

I know for a fact that if you have a singleton present in any planet/ Uranus in particular, you maybe considered a genius.

[on another note, this is what makes astrology fun =D there's no end to learning about it's depth]

Answer 1

Thats it, a never ending learning
http://www.elore.com/Astrology/Glossary/horoscope.htm

Love & Blessings
Milly