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lower boundary

Noun CEFR B2

Definitions

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

Equivalents

Suomialaraja

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

Lower Brynamman Lower Bullingham Lower Bun-ayan lower camel case Lower Canada Lower Canadian

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