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Synonyms

obstacle

American  
[ob-stuh-kuhl] / ˈɒb stə kəl /

noun

  1. something that obstructs or hinders progress.

    Antonyms:
    help

obstacle British  
/ ˈɒbstəkəl /

noun

  1. a person or thing that opposes or hinders something

  2. a fence or hedge used in showjumping

"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

Related Words

Obstacle, obstruction, hindrance, impediment refer to something that interferes with or prevents action or progress. An obstacle is something, material or nonmaterial, that stands in the way of literal or figurative progress: Lack of imagination is an obstacle to one's advancement. An obstruction is something that more or less completely blocks a passage: A blood clot is an obstruction to the circulation. A hindrance keeps back by interfering and delaying: Interruptions are a hindrance to one's work. An impediment interferes with proper functioning: an impediment in one's speech.

Etymology

Origin of obstacle

First recorded in 1300–50; Middle English, from Old French, from Latin obstāculum, equivalent to obstā(re) “to face, block, hinder” ( ob- ob- + stāre stand ) + -culum -cle 2

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.

Given "the fear of falling behind" the United States and China in developing AI technologies, Prissard said that Europe may succumb to the "temptation to allow more leeway to innovate without obstacles".

From Barron's

However, one of the biggest obstacles has been instability.

From Science Daily

The film follows Shahverdi as she runs for office in her village in the region of Zanjan, and deals with various obstacles as a female leader.

From BBC

It is somewhat like asking a strong workhorse to pull a plow while obstacles constantly appear in its path faster than anyone can react.

From Science Daily

Funding constraints and staffing shortages are real obstacles that don’t make headlines the way the big operations do.

From Los Angeles Times