tannage

From tan +‎ -age.

tannage (countable and uncountable, plural tannages)

1. The act, operation, or result of tanning; a tanning.
   • 1845, Robert Browning, The Flight of the Duchess, 1994, Tim Cook (editor), The Works of Robert Browning, page 340,

     They should have got his cheek fresh tannage / Such a day as to-day in the merry sunshine! / Had they stuck on his fist a rough-foot merlin!

   • 1938, US Depoartment of Agriculture, Technical Bulletin, Issues 551-575, page 36,

     After the layer tannage was completed, the crops and bellies from the 44 hides were reassembled and handled as a unit in each subsequent process until finished.

   • 1954, Journal of the Royal Society of Arts, volume 102, page 850:

     With the exception of spruce bark, which cannot be considered to be a typical tannin, all the tannins give degrees of tannage in the neighbourhood of 50.

   • 2009, National Institute of Industrial Research Board Of Consultants & Engineers, Leather Processing & Tanning Technology Handbook, India, page 37,

     The possible combined tannages are numerous but are, in general, limited to the light leathers. Combination tannages are very ancient.

2. The act of steeping cast slabs of artificial marble in a solution of potash alum to harden it and make it insoluble.

• pretannage
• retannage

• tangena

tanner +‎ -age

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tannage m (uncountable)

1. tanning (of the skin)

• “tannage”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.