The Collaborative International Dictionary of English v.0.48:

Semble \Sem"ble\, a.
   Like; resembling. [Obs.] --T. Hudson.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Semble \Sem"ble\, v. i. [F. sembler. See Semblable, a.]
   1. To imitate; to make a representation or likeness. [Obs.]
      [1913 Webster]

            Where sembling art may carve the fair effect.
                                                  --Prior.
      [1913 Webster]

   2. (Law) It seems; -- chiefly used impersonally in reports
      and judgments to express an opinion in reference to the
      law on some point not necessary to be decided, and not
      intended to be definitely settled in the cause.
      [1913 Webster]

Bouvier's Law Dictionary, Revised 6th Ed (1856):

SEMBLE. A French word which signifies, it seems. It is commonly used before
the statement of a point of law which has not been directly settled; but
about which the court have expressed an opinion, and intimated what it is.