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| oak (Quercus) | |||
| oak Any tree of the genus Quercus in the order Fagales, characterized by simple, usually lobed leaves, scaly winter buds, a star-shaped pith, and its fruit, the acorn, which is a nut; the wood is tough, hard, and durable, generally having a distinct pattern | |||
| oak | |||
| quercia: 80 phrases in 11 subjects |
| Agriculture | 12 |
| Chemistry | 1 |
| Environment | 1 |
| Footwear | 1 |
| Forestry | 8 |
| Industry | 2 |
| Life sciences | 4 |
| Medical | 2 |
| Natural resourses and wildlife conservation | 7 |
| Natural sciences | 41 |
| Packaging | 1 |