Duramen

//djʊˈreɪmɛn// noun

Definitions

Noun
  1. 1
    heartwood uncountable
  2. 2
    the older inactive central wood of a tree or woody plant; usually darker and denser than the surrounding sapwood wordnet

Etymology

Borrowed from Latin dūrāmen.

Next best steps

Mini challenge

Unscramble this word: duramen