backbone

nounB1

Định nghĩa theo từ loại

Danh từ

noun

Plural noun:

backbonesback bone

1.
(countable)The series of vertebrae, separated by disks, that encloses and protects the spinal cord, and runs down the middle of the back in vertebrate animals.
2.
(countable, figuratively)Any fundamental support, structure, or infrastructure.
Before automobiles, railroads were a backbone of commerce.
3.
(figuratively, uncountable)Courage, fortitude, or strength.
He would make a good manager, if he had a little more backbone.

Từ liên quan

Đồng nghĩa

spinespinal columnvertebral column

Cùng gốc / liên quan

backbonedbackbonelessBustamante backboneto the backbonedevil's backbone

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Nguồn gốc từ

From Middle English bakbon, bakebon, bac-bon; equivalent to back + bone. Compare the semantically analogous ridgebone.