Main definitions of hb in English

: Hb1HB2

Hb1

  • Haemoglobin.

    ‘your Hb level will be tested early in pregnancy’

Main definitions of hb in English

: Hb1HB2

HB2

  • 1Half board.

    ‘twin rooms with facilities on an HB basis’
  • 2also "hb"Hardback.

    ‘£12.99 hb/£8.99 pb’
  • 3Hard black (used in describing a medium grade of pencil lead).

  • 4The political wing of the Basque separatist organization ETA.