n04464615
| type | n |
| lex_filenum | 06 |
| def | an electronic device consisting of a rotatable ball in a housing |
| def | used to position the cursor and move images on a computer screen |
| examples | a trackball is essentially an upside-down mouse |
| Outgoing links | |
| Hypernym | electronic device |
| Incoming links | |
| Hyponym | electronic device |
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