conceptual dictionary मीनिंग इन हिंदी

Now, other than Google itself, ( and thesauri, of which I have been aware since elementary school ) is there indeed some sort of reverse conceptual dictionary, especially by definition, not synonym, that anyone knows of ? talk ) 20 : 57, 19 August 2011 ( UTC)
Punjabipedia includes " Encyclopaedia of Sikhism ", a four-volume publication comprising nearly 3, 500 entries on various aspects of Sikh history, philosophy and customs for the 6 14 years age group, social, religious movements, art, architecture, shrines, Punjabi grammar, Punjabi conceptual dictionary and linguistic encyclopedia.