tare2

 
Pronunciation: /tɛː/

noun

  • an allowance made for the weight of the packaging in order to determine the net weight of goods.
  • the weight of a motor vehicle, railway carriage, or aircraft without its fuel or load.

Origin:

late Middle English: from French, literally 'deficiency, tare', from medieval Latin tara, based on Arabic ṭaraḥa 'reject, deduct'