Base Unit of Mass in International System of Units

This page is the CodyCross answer for the clue below from New York, New York!, Group 375, Puzzle 2 (Great White Way).

Question is: Base Unit of Mass in International System of Units

and the answer is: KILOGRAM

Word Meaning:

KILOGRAM — In the International System of Units, the base unit of mass; conceived of as the mass of one litre of water, but now defined by taking the fixed numerical value of the Planck constant h to be 6.626 070 15 × 10⁻³⁴ when expressed in units of kg⋅m²⋅s⁻¹. Symbol: kg

Definitions from Wiktionary.

Base unit of mass in International System of Units — CodyCross Answer | CodyCross Solutions