What is Gonecystolith?

Gonecystolith definition and meaning on Dictionary terms:
Also, a good scout. An amiable, basically nice person. For example, You can always count on her to help; she’s a good egg, or His friends all think Dad’s really a good scout. This colloquial antonym of bad egg dates from the early 1900s, as did the variant.


reference: www.dictionary.com/browse/gonecystolith