Hg Definition

abbreviation
Hectogram.
American Heritage
Hectogram(s)
Webster's New World
Hemoglobin.
American Heritage Medicine
Haggai.
Webster's New World
High German.
Webster's New World
symbol
Mercury.
Webster's New World

(metrology) Symbol for the hectogram, an SI unit of mass equal to 102 grams.

Wiktionary

Origin of Hg

  • ModL hydrargyrum < L hydrargyrus < Gr hydrargyros < hydōr, water + argyros, silver

    From Webster's New World College Dictionary, 5th Edition

  • From the New Latin hydrargyrum (“mercury”).

    From Wiktionary

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