monomania
UK /ˌmɒnəʊˈmeɪnɪə/ · US /ˌmɑnoʊˈmeɪni.ə/ noun
Forms monomanias monomaniæ
- noun Excessive interest or concentration on a singular object or subject. “It was apparent to all but himself that what was once idle curiosity had become a monomania.”
- noun (pathology, dated) A pathological obsession with one person, thing or idea.
Synonyms
Etymology
* Formed in English as mono- + mania;
* From the French monomanie; or,
* From the Modern Latin monomania.
Webster’s 1913
- noun Derangement of the mind in regard of a single subject only; also, such a concentration of interest upon one particular subject or train of ideas to show mental derangement.
Etymology [Mono- + mania.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “monomania”, CC BY-SA 4.0. Details