shrinkage		boards of thin layers of wood glued together
root		a unit of land measurement-43,560 square feet, or 10 square chains, or a square that is 208.7 feet on each side
lumber		forest that have never been harvested
logger		the art of producing and tending a forest; the theory and practice of controlling forest establishment, composition, and growth
pulpwood		the change in dimensions of a piece of wood as it reacts to changes in weather, humidity, and/or temperature
annualrings		anyone who is engaged in a logging operation
forestry		thin sheet of wood glued to a cheaper species of wood and used in paneling and furniture making
timberland		living cells, sometimes called inner bark, that carries food made in the leaves down to the branches, stems, and roots
clearcut		trees that do not shed their leaves on a yearly basis
grain		the inactive dead core of a tree that gives the tree strength and support and rigidity
photosynthesis		the upper portion of a tree that contains branches and foliage
xylem		fires burning out of control
plywood		land that is at least 10 percent stocked by forest trees of any size
evergreen		the generative tissue of the inner bark between the xylem and phloem that gives a tree its annual rings
boardfoot		the main root of a tree that grows downward
tree		measurement of lumber that is 1"x12"x12"
deciduous		the care and management of trees for ornamental purposes
veneer		the living portion of a tree that carries nutrients up from the roots to the leaves
stem		evergreen trees that have needle-like leaves and produce lumber called softwood
seedlings		the light-colored wood that helps carry water and minerals to the crown
silviculture		the growth layer of 1 year, as viewed on the cross-section of a tree
taproot		middle section of a tree that provides strength and support and conducts the flow of water and nutrients; often referred to a the trunk
sapwood		an area where the entire timber stand is/has been cut
forester		the level of difficulty in cutting, shaping, nailing, and finishing the wood
kerf		the width of cut made by a saw
arboriculture		a white oak tree growing in a man-planted white pine plantation
warp		trees that shed their leaves every year
conifers		to cut and deliver logs; tree segment suitable for lumber and is usually 8 to 16 feet in length
virginforest		a woody perennial plant
log		one of the botanical group of trees that generally have needle-shaped leaves
dbh		wood in a state of decay
sawmill		a small, privately-owned forest
cambium		one of the botanical group of trees that generally have broad leaves in contrast to the needle-bearing conifers
wildfires		a production plant that saws logs into saleable products
easeofworking		the direction, size, arrangement, appearance, or quality of the fibers in wood
softwood		boards that are sawed from trees
crown		the management of forest
phloem		process where plants make their own food in the leaves by converting water, carbon dioxide, and sunlight into carbohydrates (sugars and staches)
woodlot		young trees grown from seed; smaller than samplings
hardness		stunted trees or shrubs, often found in a dense stand
forest		wood used for making fiber for paper, fiberboard, or other similar products
scrub		the wood's resistance to compression; determines how well the wood wears
heartwood		the tendancy of wood to bend permanently due to moisture change
acre		a major part of the tree that anchors the tree to the ground and also collects minerals and water from the soil
forestland		complex association of trees, shrubs, and plants as well as animals
weed		a person who manages and studies forest
rot		forest land that is capable of producing in excess of 20 cubic feet per acre per year of industrial wood
hardwood		abbreviation for diameter at breast height, which is normally 4 1/2 feet above normal ground level