nu·clide 
(nklīd′, ny-)
(nklīd′, ny-)n.
A type of atom specified by its atomic number, atomic mass, and energy state, such as carbon-14.
nu·clidic (n-klĭdĭk, ny-) adj.
- preveniently
- prevent
- preventability
- preventable
- preventative
- prevent defense
- preventer
- preventibility
- preventible
- prevention
- preventive
- preventive detention
- preventively
- preventiveness
- preverb
- preverbal
- preview
- previous
- previously
- previousness
- previous question
- previous to
- previse
- prevision
- previsional