jus projiciendi

from Bouvier's Law Dictionary, Revised 6th Ed (1856)
JUS PROJICIENDI, Civil law. The name of a servitude; it is the right which 
the owner of a building has of projecting a part of his building towards the 
adjoining house, without resting on the latter. It is extended merely over 
the ground. Dig. 50, 16, 242, 1; Dig. 8, 2, 25; Dig. 8, 5, 8, 5. 
    

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