Hb

|

Symbol, Biochemistry.


H

2

or 2H, Hb

Symbol, Chemistry.

h.b.

Football.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for hb


British Dictionary definitions for hb

Hb

symbol for

haemoglobin

HB

symbol for (on Brit pencils)

hard-black: denoting a medium-hard leadCompare H (def. 5), B (def. 9)

h

H

/ (eɪtʃ) /

noun plural h's, H's or Hs

the eighth letter and sixth consonant of the modern English alphabet
a speech sound represented by this letter, in English usually a voiceless glottal fricative, as in hat
  1. something shaped like an H
  2. (in combination)an H-beam

h

symbol for

physics Planck constant
hecto-

H

symbol for

abbreviation for

Hungary (international car registration)
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

Word Origin and History for hb

H

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for hb

Hb

abbr.

hemoglobin

HB

abbr.

hepatitis B vaccine

h

The symbol forPlanck's constant

H

The symbol for the elementhydrogen

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for hb

h

Abbreviation of height
The symbol for Planck's constant.

H

The symbol for henry.
The symbol for hydrogen.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.