Source : Webster's Revised Unabridged Dictionary (1913)

Pulmonary \Pul"mo*na*ry\, a. [L. pulmonarius, from pulmo, -onis,
   a lung; of uncertain origin, perh. named from its lightness,
   and akin to E. float: cf. F. pulmonaire. Cf. {Pneumonia}.]
   Of or pertaining to the lungs; affecting the lungs; pulmonic.

   {Pulmonary artery}. See the Note under {Artery}.

Source : WordNet®

pulmonary artery
     n : one of two arteries (branches of the pulmonary trunk) that
         carry venous blood from the heart to the lungs [syn: {arteria
         pulmonalis}]