Word.ws English Dictionary

lower boundary

lower boundary noun: the most ancient time encompassed by a given geological period.

Noun

lower boundary (plural lower boundaries)

  1. The most ancient time encompassed by a given geological period.
  2. The most recent time encompassed by a given period of time.

Forms of lower boundary

plurallower boundaries

Questions about lower boundary

What does lower boundary mean?
Lower boundary means the most ancient time encompassed by a given geological period.
What part of speech is lower boundary?
Lower boundary is a noun.
What is the plural of lower boundary?
The plural of lower boundary is lower boundaries.

Words near lower boundary in the dictionary

  1. lower body days
  2. Lower Boro
  3. Lower Bottle Creek
  4. lower bound
  5. lower boundaries
  6. lower boundary
  7. lower bounds
  8. Lower Brynamman
  9. Lower Bullingham
  10. Lower Bun-ayan
  11. Lower California

Source and license

Adapted from Wiktionary: lower boundary (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.

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Cite this entry: “lower boundary.” Word.ws, https://word.ws/lower_boundary. Based on Wiktionary, CC BY-SA 4.0.