Alternative form of lymph node.

(chemistry) A certain non-specific inhibitor of phosphodiesterases, which also possesses adenosine antagonist activity.

(military) A unit of angular measurement equal to 1/6400 of a complete circle. At 1000 metres one mil subtends about one metre (~0,98 m). Also 1/6000 and 1/6300 are used in other countries.

(astronomy) Initialism of radio galaxy. / Initialism of radius of gyration.