giant chinkapin: small ornamental evergreen tree of Pacific Coast whose glossy yellow-green leaves are yellow beneath; bears edible nuts
tree: a tall perennial woody plant having a main trunk and branches forming a distinct elevated crown; includes both gymnosperms and angiosperms
spinal cord: a major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain; a long tubelike structure extending from the base of the brain through the vertebral canal to the upper lumbar region