Simple Definition of obstacle
: something that makes it difficult to do something
: an object that you have to go around or over : something that blocks your path
Full Definition of obstacle
: something that impedes progress or achievement
Examples of obstacle in a sentence
He overcame the obstacles of poverty and neglect.
They must overcome a number of obstacles before the restaurant can be opened.
Lack of experience is a major obstacle for her opponent.
She swerved to avoid an obstacle in the road.
OBSTACLE Defined for Kids
Seen and Heard
What made you want to look up obstacle? Please tell us where you read or heard it (including the quote, if possible).