a walking encyclopedia
(redirected from a walking encylopaedia)a walking encyclopedia
A person who has a very large and detailed knowledge of a diverse array of facts and who can recite them when asked. Lily's like a walking encyclopedia when it comes to reptiles.
See also: encyclopedia, walking
a walking ˈdictionary, encycloˈpedia, etc.
(informal) used to describe a human or living example of the thing mentioned: Geoff is a walking encyclopedia. He knows about everything. ♢ She’s a walking dictionary (= she knows a lot of words).See also: walking