Word Pronunciation & Dictionary

lower boundary

Word Rarity Uncommon

Frequency: Zipf frequency 4.09 in modern English

Syllables: low-er bound-ary
IPA

22

Scrabble Score

13

Letters

3

Syllables

11

Unique Chars

Meaning

noun

The most ancient time encompassed by a given geological period.

noun

The most recent time encompassed by a given period of time.

Inflected Forms

lower boundaries (plural)

Phrases

upper boundary

Frequently Paired Words

upper boundary

Questions

What does lower boundary mean?: The most ancient time encompassed by a given geological period.

How to pronounce lower boundary

Open the pronunciation page — Open the Speakur entry for “lower boundary”.
Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
Play the audio — Click Play to hear reference audio for “lower boundary”.
Repeat and practice — Say “lower boundary” aloud, matching stress and vowels until it feels natural.