i 1 n 1 s 1 t 1 r 1 u 1 m 3 e 1 n 1 t 1 a 1 t 1 i 1 o 1 n 1 s 1
16 letters · 18 points in Scrabble
Meaning
noun an artifact (or system of artifacts) that is instrumental in accomplishing some end
noun the act of providing or using the instruments needed for some implementation
noun the instruments called for in a musical score or arrangement for a band or orchestra