Stone wall or glass ceiling, etc

Usage examples of obstacle.

For with the burning out of the generator bars the energy of the disintegrating allotropic iron had had no outlet, and had built up until it had broken through its insulation and in an irresistible flood of power had torn through all obstacles in its path to neutralization.

Break your mental fetters, says Anarchism to man, for not until you think and judge for yourself will you get rid of the dominion of darkness, the greatest obstacle to all progress.

He declared that he would smite with anathema anyone so rash as to mention consanguinity as an obstacle to their union.

The frequent possession of Assientos by the Portuguese and Dutch in the first half of the seventeenth century also facilitated this contraband, for when carrying negroes from Africa to Hispaniola, Cuba and the towns on the Main, they profited by their opportunities to sell merchandise also, and generally without the least obstacle.

And when inexplicable delays and the accumulation of obstacles made the realization of the expected result amidst the conditions of the present world seem ever more and more hopeless, the growing and assimilative action of faith and fancy expanded the scene, and transferred it to a transmundane state, involving the destruction of the heavens and earth and their replacement with a new creation.

The two chief obstacles to the cultivation of attentional stability and vividness are excitation and laxity, respectively, and it is the task of introspection to detect the occurrence of these mental processes as soon as they arise.

Although, as a general case, a ship unlucky in falling in with whales continues to cruise after them until she has barely sufficient provisions remaining to take her home, turning round then quietly and making the best of her way to her friends, yet there are instances when even this natural obstacle to the further prosecution of the voyage is overcome by headstrong captains, who, bartering the fruits of their hard-earned toils for a new supply of provisions in some of the ports of Chili or Peru, begin the voyage afresh with unabated zeal and perseverance.

One facet of their ploy was to claim that all Kings since the Abdication of Chivalry were pretenders, that the bastardy of FitzChivalry Farseer was wrongly construed as an obstacle to his inheriting the throne.

They were blatantly bare and perfectly visible below the obstacle of the table.

Small, young trees or numerous tall, branchless trees seemed to produce the most obstacles for them.

Thus for hour after hour we crept up and on, occasionally butting into the trunk of a tree or stumbling over a fallen bough, but meeting with no other adventures or obstacles of a physical kind.

The tank smoothly bypassed land obstacles and was about to reach the motorway when - all of a sudden -something resembling a hypertrophic spider crawled out from a roadside ditch.

He secretly suspected that there was a streak of masochism in her, that she was only happy when surrounded by insurmountable obstacles and hopeless odds just so she could figure a way out.

The true genius, he thought, frequently succeeds in rising despite great obstacles, while no amount of family pull will succeed in making a mediocrity into a genius, although it may land him in some high and very comfortable official position.

Some Metaverse real estate -- including The Black Sun -- wants to know how big your avatar is so that it can figure out whether you are colliding with another avatar or some obstacle.