matter 2noundomain: thinkingPrinceton WordNet [ver.3.1]EnglishDefinitionsome situation or event that is thought aboutReport errorPath to highest hypernymMorphologySynset graphExamples1.he had been thinking about the subject for several years2.it is a matter for the police3.he kept drifting off the topicSynonymstopic 2subject 4issue 3