n11455695
| type | n |
| lex_filenum | 19 |
| def | a point of convergence of light (or other radiation) or a point from which it diverges |
| Outgoing links | |
| Hypernym | point |
| Derivationally related form | focus → focal; focus → focus; focus → focus |
| Incoming links | |
| Derivationally related form | focal → focus; focus → focus; focus → focus |
| Pertainym (pertains to noun) | focal → focus |
| Hyponym | point |
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