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athwart

American  
[uh-thwawrt] / əˈθwɔrt /

adverb

  1. from side to side; crosswise.

  2. Nautical.

    1. at right angles to the fore-and-aft line; across.

    2. broadside to the wind because of equal and opposite pressures of wind and tide.

      a ship riding athwart.

  3. perversely; awry; wrongly.


preposition

  1. from side to side of; across.

  2. Nautical. across the direction or course of.

  3. in opposition to; contrary to.

athwart British  
/ əˈθwɔːt /

adverb

  1. transversely; from one side to another

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

preposition

  1. across the path or line of (esp a ship)

  2. in opposition to; against

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of athwart

late Middle English word dating back to 1425–75; see origin at a- 1, thwart

Explanation

Use the adverb athwart to describe something that reaches or stretches across, or from one side to another. You might hang a "Happy Birthday" banner athwart your office doorway to celebrate your coworker's birthday. You can describe things that stretch sideways or span between objects as athwart, and you can also use the word to mean "in opposition to" or "against." For example, you might say that your plans to paint the house dark gray run athwart your roommate's plan, which involves hot pink with gold trim. In the fifteenth century, the word was coined by adding a to the word thwart, which comes from the Old Norse root word þvert, or "across."

Keep Reading on Vocabulary.com

Vocabulary lists containing athwart

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

It would be easier to argue that the best defense against entropy is to stand athwart any change in taste and manners, as Plato advised in the “Republic.”

From The Wall Street Journal Jan. 9, 2026

Caivano elaborated on Washington's various interventionist economic policies, including a number of legislative and executive measures that were initially very unpopular because they seemed to run athwart the notion of a government with limited power.

From Salon Oct. 11, 2024

Down the green hill athwart a cedarn cover!

From Los Angeles Times Feb. 2, 2023

In this situation, it is especially important to have the pope standing athwart the divide with an unwavering call to uphold human dignity and serve the common good.

From Washington Post Oct. 28, 2021

We marched up athwart a hillock toward the house, Olakunde beating our step to better impress upon the inhabitants our seriousness of purpose.

From "The Astonishing Life of Octavian Nothing, Traitor to the Nation, Volume II: The Kingdom on the Waves" by M.T. Anderson

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