most significant digit
noun
the digit farthest to the left in a number. Abbreviation: MSD
Compare
least significant digit.
Words nearby most significant digit
mosstrooper,
mossy,
mossy horn,
most,
most honourable,
most significant digit,
most unkindest cut of all,
most wanted list,
most-favored-nation,
most-favored-nation clause,
mostaganem