Poplar (noun)

1. Any of various trees of the genus Populus having leaves on flattened stalks so as to appear from a distance to be trembling.
2. The wood of a poplar tree.

Origin:

Middle english, from old english popeler, from latin populus.

Examples:

1. The poplar trees along the river were starting to turn yellow.
2. The carpenter used poplar wood to make the bookshelf.
3. Poplars are known for their fast growth and the fact that they are one of the first trees to leaf out in the spring.
4. Poplar leaves are triangular in shape and have a glossy green color.
5. The poplar is a deciduous tree, meaning it loses its leaves in the fall.