1) observation , watch , guard , vigilance ;
:rabi maṣṣar(ā)tim : the captain of the guards ;
ša maṣṣartu / bēl maṣṣartu : a guard / ward , a watchman , a sentinel , a look-out ;
: bīt maṣṣartu : the guard-room ;
maṣṣartu naṣāru(m) : to stand guard , to be on sentry duty , to observe / gaze at stars (astronomy ;
maṣṣarat : at first watch ;
maṣṣartu ḫašîm : the guard of the lungs / bronchia (?) ;
2) a depot , a warehouse , a (safe / secure) storing place ;
3) safe custody , proper care ;