deepen

[ dee-puhn ]

verb (used with or without object)

1. to make or become deep or deeper: deep:

   Larger ships will be able to navigate the river after the main channel is deepened. The shadows deepened toward late afternoon.

2. Meteorology. to decrease in atmospheric pressure:

   a deepening cyclone.

deepen

/ ˈdiːpən /

verb

1. to make or become deep, deeper, or more intense

Derived Forms

• ˈdeepener, noun

Other Words From

• deepen·er noun
• deepen·ing·ly adverb
• over·deepen verb (used with object)
• un·deepened adjective

Word History and Origins

Origin of deepen¹

First recorded in 1595–1605; deep + -en ¹

Example Sentences

Tom Herbert, director at Brimscombe Mill and co-founder of The Long Table, said the donation from the star showed "incredible support" which could "deepen our impact".

From BBC

A large deployment of Russian troops arrived in the country in January in a sign of deepening ties, a year after French troops fighting insurgents were kicked out of the country.

From BBC

On Sunday, Saudi Arabia’s military chief flew to Tehran to meet his Iranian counterpart, with both countries now talking about deepening their co-operation on defence and security.

From BBC

That it was New Zealand who ended Ireland's 19-game unbeaten run at home will only deepen Irish dejection.

From BBC

Vaccine hesitancy is one piece of a growing distrust in public health exacerbated by the government’s pandemic response that many experts fear will only deepen with the new Trump Administration.

From Salon

Related Words

• aggravate
• develop
• enhance
• expand
• heighten
• increase
• intensify
• redouble
• reinforce
• strengthen