n09232317
| type | n |
| lex_filenum | 17 |
| def | (astronomy) an indistinct surface feature of Mars once thought to be a system of channels |
| def | they are now believed to be an optical illusion |
| Outgoing links | |
| Hypernym | channel |
| Domain of synset - TOPIC | astronomy, uranology |
| Incoming links | |
| Member of this domain - TOPIC | astronomy, uranology |
| Hyponym | channel |
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