from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Relating to catechu or its derivatives.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Of or pertaining to catechu or its derivatives. See catechin.

from The Century Dictionary and Cyclopedia

  • Pertaining to or derived from catechu.


catechu +‎ -ic (Wiktionary)


  • The most common decomposition products of the natural tannoids are hydroxybenzoic acids, notably gallic and proto-catechuic acids; furthermore, other aromatic and aliphatic hydroxy compounds frequently occur.

    Synthetic Tannins


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