Word Pronunciation & Dictionary

blackline

Word Rarity Very rare

Frequency: 1.40 in modern English

Syllables: black-line
IPA

17

Scrabble Score

9

Letters

2

Syllables

8

Unique Chars

Meaning

noun

A document indicating the differences between two versions of another document.

noun

A line of deliberately burned material created to stop the advance of a larger fire.

verb

To compare versions of (a document) by this method.

Transitive verb

Example Sentences

"A second squad uses drip torches to begin burning a 15- to 20-foot barrier or “blackline” inside the wetline."
"The helicopter is used to burn blacklines when the relative humidity is above 50%, temperature is below 50 degrees F, and wind speed is less than 6 mph."

Etymology

From black + line; compare redline, greenline.

Usage

Transitive verb

Inflected Forms

blacklines (plural) blacklines (present, singular) blacklining (participle, present) blacklined (participle, past) blacklined (past)

Phrases

blackline tilefish

Frequently Paired Words

blackline tilefish

Questions

What does blackline mean?: A document indicating the differences between two versions of another document.
Where does blackline come from?: From black + line; compare redline, greenline.

How to pronounce blackline

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