Main definitions of hb in English

: Hb1HB2

Hb1

  • Hemoglobin.

Main definitions of hb in English

: Hb1HB2

HB2

  • 1Half board.

  • 2also "hb"Hardback.

  • 3Hard black (used in describing a medium grade of pencil lead)

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