Word Pronunciation & Dictionary

lightproof

Word Rarity Very rare

Frequency: Zipf frequency 0.00 in modern English

Syllables: light-proof
IPA

19

Scrabble Score

10

Letters

2

Syllables

9

Unique Chars

Meaning

adj

Sealed so that no light can enter.

Example Sentences

"Unexposed photographic film must be kept in a lightproof container or it will be exposed and ruined."

Etymology

From light + -proof.

Inflected Forms

more lightproof (comparative) most lightproof (superlative)

Synonyms

light-tight

Questions

What does lightproof mean?: Sealed so that no light can enter.
Where does lightproof come from?: From light + -proof.

How to pronounce lightproof

Open the pronunciation page — Open the Speakur entry for “lightproof”.
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 “lightproof”.
Repeat and practice — Say “lightproof” aloud, matching stress and vowels until it feels natural.