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underline

noun · verb · adjective

Simple meaning

A line placed underneath a piece of text to provide emphasis or to indicate that it should be viewed in italics or that it acts as a hyperlink.

Pronunciation

Say it like this:

uhnderlyn

Say the bold part a little louder.

US device voice
IPA pronunciation (US)

ˈʌndɚlaɪn

This word is pronounced essentially the same in American and British English, so one transcription covers both.

IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.

Word Review

Definition

Everyday modern meanings first, grouped by part of speech.

noun

  1. A line drawn underneath (especially under written matter)

  2. A line placed underneath a piece of text in order to provide emphasis or to indicate that it should be viewed in italics or (in electronic documents) that it acts as a hyperlink.

verb

  1. Draw a line or lines underneath to call attention to

  2. To draw a line underneath something, especially to add emphasis.

  3. figuratively

    To emphasise or stress something.

adjective

  1. Passing under a railway line.

Word at a Glance

Difficulty
C1 · Advanced
Frequency
Moderately Common
Typical Use
Varies by meaning

Word Aura™

How this word commonly comes across.

Aura for this meaning

This meaning: A line drawn underneath (especially under written matter)

Used this way, underline is a reasonably familiar word that usually carries little praise or criticism of its own. It usually sounds natural in a wide range of settings.

Emotional tone
Neutral
Formality
Neutral
Intensity
Not strongly marked
How common
Moderately common
Connotation
Matter-of-fact
Usage feel
Neutral and straightforward

Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.

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Common Patterns and Combinations

How this word naturally appears with others.

double underlineunderline key

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More about this wordSynonyms, forms, origin

Synonyms

noun

Sense: line drawn underneath (especially under written matter)

verb

Sense: draw a line

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Dictionary data from Wiktionary via the Free Dictionary API. Simple meanings, combinations and word intelligence are built from verified reference data, no AI is used to load this page.