Word.ws English Dictionary

tree cookie

tree cookie noun: a preserved horizontal cross-section of a tree trunk or limb, often demonstrating the physical structure and growth rings of the source plant.

Noun

tree cookie (plural tree cookies)

  1. A preserved horizontal cross-section of a tree trunk or limb, often demonstrating the physical structure and growth rings of the source plant.
    • Obtain tree cross-sections or “tree cookies” from a local tree-trimming service or other source, or make your own by sawing the trunk or limb of a fallen tree into sections 1–2 inch (4–5 cm) thick. To prevent them from splitting, dry the tree cookies either on a sunny driveway for five days or in a...2019, “Activity: Tree Cookies”, in Project Learning Tree, Sustainable Forestry Initiative, archived from the original on 26 Jun 2024
    • When a cross section of a tree is taken it is often referred to as a "tree cookie" due to its shape. The first year of growth is at the center of the tree cookie, while the last year’s growth is where the wood meets the bark.2020-06-16, Science World, ASTC Science World Society, archived from the original on 22 Apr 2024
  2. A cookie shaped to resemble a tree.

Examples of tree cookie in a sentence

  • Obtain tree cross-sections or “tree cookies” from a local tree-trimming service or other source, or make your own by sawing the trunk or limb of a fallen tree into sections 1–2 inch (4–5 cm) thick.2019, “Activity: Tree Cookies”, in Project Learning Tree, Sustainable Forestry Initiative, archived from the original on 26 Jun 2024:
  • Tree cookies are cross sections of tree trunks that foresters and teachers use to illustrate how trees grow.2021 May 17, “Tree Cookies”, in Idahoforests.org, Idaho Forestry Products Commission, archived from the original on 29 Jul 2024:

Synonyms of tree cookie

Forms of tree cookie

pluraltree cookies

Origin of tree cookie

From tree + cookie.

Questions about tree cookie

What does tree cookie mean?
Tree cookie means a preserved horizontal cross-section of a tree trunk or limb, often demonstrating the physical structure and growth rings of the source plant.
How do you use tree cookie in a sentence?
Obtain tree cross-sections or “tree cookies” from a local tree-trimming service or other source, or make your own by sawing the trunk or limb of a fallen tree into sections 1–2 inch (4–5 cm) thick.
What part of speech is tree cookie?
Tree cookie is a noun.
What is the plural of tree cookie?
The plural of tree cookie is tree cookies.

Words near tree cookie in the dictionary

  1. tree burials
  2. tree cacti
  3. tree cactus
  4. tree calf
  5. tree cancer
  6. tree cookie
  7. tree cookies
  8. tree coral
  9. tree corals
  10. tree cotton
  11. tree creeper

Source and license

Adapted from Wiktionary: tree cookie (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “tree cookie.” Word.ws, https://word.ws/tree_cookie. Based on Wiktionary, CC BY-SA 4.0.