Underline vs. Highlight — What's the Difference?

To draw a line under

An area or a spot in a drawing, painting, or photograph that is strongly illuminated.

To emphasize; stress

An especially significant or interesting detail or event.

A line under something, such as a symbol, word, or phrase, used to indicate emphasis or italic type.

Highlights Strands of hair that have been lightened, as by bleaching or coloring.

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.

To give a highlight to (the subject of a painting, for example).

The character _.

To make prominent; emphasize

(dated) An announcement of a theatrical performance to follow, placed in an advertisement for the current one.

To be a highlight of

(dated) A caption beneath a photograph (which may have more than one line of text).

To mark (important passages of text) with a usually fluorescent marker as a means of memory retention or for later reference.

To draw a line underneath something, especially to add emphasis; to underscore

To lighten (strands of hair), as by bleaching or coloring.

(figuratively) To emphasise or stress something

An area or a spot in a drawing, painting, or photograph that is strongly illuminated.

To influence secretly.

(figurative) An especially significant or interesting detail or event or period of time.

Passing under a railway line.

(cosmetology) A strand or spot of hair dyed a different color than the rest.

To mark a line below, as words; to underscore.

(transitive) To make prominent; emphasize.

To influence secretly.

(transitive) To be a highlight of.

Emphasize or call attention to; highlight; as, Long waits at the emergency room underline the need for a larger hospital.

(transitive) To mark (important passages of text), e.g. with a fluorescent marker pen or in a wordprocessor, as a means of memory retention or for later reference.

A line drawn underneath (especially under written matter)

(transitive) To dye (part of the hair) a different color than the rest.

Give extra weight to (a communication);

To seek the attention of (a user) on IRC by mentioning their name in a message, causing that message to appear highlighted on their screen.

Draw a line or lines underneath to call attention to

To emphasize or call attention to, by moving into the foreground or otherwise making more prominent.

To make (part of a text or image) more prominent, especially by making it of a lighter hue or of a different color than the remaining part.

The part of an image that has the most intense light.

The most memorable or enjoyable part; - of events or activities; as, the highlight of our trip was the tour of the Vatican.

The most interesting or memorable part;

An area of lightness in a picture

Move into the foreground to make more visible or prominent;