English noun: jack oak | |||
| 1. | jack oak (plant) a common scrubby deciduous tree of central and southeastern United States having dark bark and broad three-lobed (club-shaped) leaves; tends to form dense thickets | ||
| Synonyms | blackjack, blackjack oak, Quercus marilandica | ||
| Broader (hypernym) | scrub oak | ||
| 2. | jack oak (plant) small to medium deciduous oak of east central North America; leaves have sharply pointed lobes | ||
| Synonyms | northern pin oak, Quercus ellipsoidalis | ||
| Broader (hypernym) | oak, oak tree | ||