tare

noun4

1. •
   The empty weight of a container; unladen weight.

   • What is the neat weight of 4 hogsheads of tobacco, each weighing 10cwt. 3qrs. 10lb. gross; — tare 100lb. per hdd.? — 1824
2. •
   Any of the tufted grasses of the genus Lolium; darnel.
3. •
   (rare) A damaging weed growing in fields of grain.
4. •
   (rare) A vetch, or the seed of a vetch (genus Vicia, esp. Vicia sativa).

verb2

1. •
   To take into account the weight of the container, wrapping etc. in weighting merchandise.

   • he is […] to tare such number of bales as may be deemed necessary to settle the net weight for duty. — 1886
2. •
   To set a zero value on an instrument (usually a balance) that discounts the starting point.

   • Spectrometers, for example, must be zeroed before each reading; balances must be tared before each weighing. — 2003

noun1

1. •
   Any of various dipping sauces served with Japanese food, typically based on soy sauce.

noun1

1. •
   radiotelephony clear-code word for the letter T.