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Hs

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Symbol, Chemistry, Physics.
  1. hassium.
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H, h

[eych]
noun, plural H's or Hs, h's or hs.
  1. the eighth letter of the English alphabet, a consonant.
  2. any spoken sound represented by the letter H or h, as in hot or behave.
  3. something having the shape of an H.
  4. a written or printed representation of the letter H or h.
  5. a device, as a printer's type, for reproducing the letter H or h.
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h.s.1

  1. in this sense.
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Origin of h.s.1

From the Latin word hōc sensū

h.s.2

  1. (in prescriptions) at bedtime.
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Origin of h.s.2

From the Latin word hōrā somnī at the hour of sleep

H.S.

  1. High School.
  2. British. Home Secretary.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for hs

HS

abbreviation for
  1. High School
  2. (in Britain) Home Secretary
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

hs in Science

Hs

  1. The symbol for hassium.
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h

  1. Abbreviation of height
  2. The symbol for Planck's constant.
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H

  1. The symbol for henry.
  2. The symbol for hydrogen.
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hassium

[häsē-əm]
Hs
  1. A synthetic, radioactive element that is produced by bombarding lead with iron ions. Its known isotopes have mass numbers ranging from 263 to 277. Hs 277 has the longest confirmed half-life (16.5 minutes). Atomic number 108. See Periodic Table.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.