treetree /tri/ ●●● noun [countable] a very tall plant that has a wooden trunk, branches, and leaves: an apple tree As a kid, I loved to climb trees. [Origin: Old English treow]THESAURUSTypes of treeevergreen – an evergreen tree does not lose its leaves in winterdeciduous – a deciduous tree loses its leaves in winterconifer – a tree such as a pine or fir that has leaves like needles and produces cones containing seedsfruit tree – a tree that produces fruit that can be eatenAreas of treesthe woods – a large area with many treeswoodland – an area of land that is covered with treesforest – a very large area with a lot of trees growing closely togetherrain forest – a tropical forest with tall trees, in an area where it rains a lotjungle – a tropical forest with trees and large plantsbush – wild country with trees and bushes in Australia or Africagrove – a piece of land with trees growing on it, usually the same type of treeMaterial from treeswood – the usual word for the hard material that trees are made oflumber/timber – wood used for building and making thingshardwood – strong heavy wood from trees such as oakssoftwood – wood from trees such as pine and fir that is cheap and easy to cutfirewood – wood that has been cut or collected in order to be burned in a fire