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A small, toothlike, upward projection from the second vertebra of the neck around which the first vertebra rotates.
(Anatomy) anatomy the toothlike upward projection at the back of the second vertebra of the neck
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|Noun||1.||odontoid process - a toothlike process at the back of 2nd vertebra of the neck|
appendage, outgrowth, process - a natural prolongation or projection from a part of an organism either animal or plant; "a bony process"