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(əb-sĕsh′ən, ŏb-)
1. A pattern of unwanted or intrusive thoughts or urges that recur persistently, often accompanied by symptoms of anxiety.
2. A compulsive, often unreasonable idea or emotion.

ob·ses′sion·al adj.
ob·ses′sion·al·ly adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adv.1.obsessionally - in a compulsive manner; "he cleaned his shoes compulsively after every walk"


adv (Psych) (+adj) → zwanghaft, obsessiv; jealouszwanghaft; (+vb) → wie besessen, fanatisch
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References in periodicals archive ?
As his therapy progressed, however, Beckett began "forcing [himself] to keep at the book" (Feshenfeld 22 September 1935), and soon "threw himself obsessionally into [it], at the expense of almost everything else" (Knowlson 194).
This reached a severe level of obsessionally looking at women on the train while going to work which triggered an internal process of questioning himself repeatedly.
To learn he also happens to be obsessionally single-minded, moody and selfish, often spending four hours on the range repetitively hitting shot after shot, plus having no dinner conversation, should come as no real surprise to anyone who has listened to his bland interviews over the years and has attempted to glean any information as to the real Tiger Woods.