n 1 a  :  the usu. narrowed part of an animal that connects the head with the body : specif  :  the cervical region of a vertebrate  b  :  the part of a tapeworm immediately behind the scolex from which new proglottids are produced  2  :  a relatively narrow part suggestive of a neck: as  a  :  a narrow part of a bone <the of the femur>   b  :  CERVIX 2  c  :  the part of a tooth between the crown and the root .
 
 
 
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