oak

A deciduous tree with distinctive deeply lobed leaves, acorns, and notably strong wood, typically of England and northeastern North America, included in genus Quercus.

The wood of the oak.

A rich brown colour, like that of oak wood.

Any tree of the genus Quercus, in family Fagaceae.

Any tree of other genera and species of trees resembling typical oaks of genus Quercus in some ways.

The she-oaks in Allocasuarina and Casuarina, of family Casuarinaceae

Lagunaria, white oak, in family Malvaceae

Various species called silky oak, in family Proteaceae

Toxicodendron, poison oak, in family Anacardiaceae

Various tanbark oak or stone oak species in family Fagaceae, genera Lithocarpus and Notholithocarpus.

The outer (lockable) door of a set of rooms in a college or similar institution. (Often in the phrase "to sport one's oak").

wineThe flavor of oak.

The hard durable wood of any oak; used especially for furniture and flooringplant

Having a rich brown colour, like that of oak wood.

Made of oak wood or timber

“an oak table, oak beam, etc”

wineTo expose to oak in order for the oak to impart its flavors.