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structs or impedes; an obstacle; an impediment; a hindrance. A popular assembly free from obstruction. Swift.

The act or the policy of obstructing progress. Lond. Lit. World.

Of or pertaining to obstructionists. [Recent]

og's-bit family (Hydrocharidaceæ), native to America. Transferred to England it became an obstruction to navigation. Called also waterweed and water thyme.

Water turned back in its course by an obstruction, an opposing current , or the flow of the tide, as in a sewer or river channel, or across a river bar.

hickness, used as a lever and for various other purposes, but especially for a hindrance, obstruction, or fastening; as, the bars of a fence or gate; the bar of a door. Thou shalt make bars of shittim wood. Ex. xxvi. 26.

Full of obstructions. [Obs.] Shak.

An artificial bar or obstruction placed in a river or water course to increase the depth of water; as, the barrages of the Nile.

gons, or anything that will obstruct the progress or attack of an enemy. It is usually an obstruction formed in streets to block an enemy's access.

A carpentry obstruction, stockade, or other obstacle made in a passage in order to stop an enemy.

Any obstruction, or cause of obstruction; a stop; a hindrance; an obstacle; as, a block in the way.

An obstruction to passage. To raise a blockade. See under Raise.

To be held or impeded by entanglement or a light obstruction; as, a kite catches in a tree; a door catches so as not to open.

eet long, used to defend a passage, stop a breach, or impede the advance of cavalry, etc. Obstructions of chain, boom, and cheval-de-frise. W. Irving.

Millenarian. "The obstruction offered by the chiliastic errors." J. A. Alexander.

Free from impediment or obstruction; unobstructed; as, a clear view; to keep clear of debt. My companion . . . left the way clear for him. Addison.

A severe paroxysmal pain in the abdomen, due to spasm, obstruction, or distention of some one of the hollow viscera. Hepatic colic, the severe pain produced by the passage of a gallstone from the liver or gall bladder through the bile duct. -- Intestinal colic, or Ordinary colic, pain due to distention of the intestin…

The act of contravening; opposition; obstruction; transgression; violation. Warrants in contravention of the acts of Parliament. Macaulay. In contravention of all his marriage stipulations. Motley.

ually of wrought-iron bars, in front of a locomotive engine, for catching or throwing off obstructions on a railway, as cattle; the pilot. [U.S.]

Contradiction; thwarting; obstruction. I do not bear these crossings. Shak.