资料来源 : pyDict

注册的,登记过的,记名的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Register \Reg"is*ter\ (r[e^]j"[i^]s*t[~e]r), v. t. [imp. & p. p.
   {Registered} (-t[~e]rd); p. pr. & vb. n. {Registering}.] [Cf.
   F. regisrer, exregistrer, LL. registrare. See {Register}, n.]
   1. To enter in a register; to record formally and distinctly,
      as for future use or service.

   2. To enroll; to enter in a list.

            Such follow him as shall be registered. --Milton.

   {Registered letter}, a letter, the address of which is, on
      payment of a special fee, registered in the post office
      and the transmission and delivery of which are attended to
      with particular care.

资料来源 : WordNet®

registered
     adj 1: (of animals) officially recorded with or certified by a
            recognized breed association; especially in a stud
            book; "a registered Percheron" [ant: {unregistered}]
     2: listed or recorded officially; "record is made of
        `registered mail' at each point on its route to assure
        safe delivery"; "registered bonds" [ant: {unregistered}]
     3: (of a boat or vessel) furnished with necessary official
        documents specifying ownership etc