(gastroenterology) An obstruction of the intestines which prevents normal digestion.

plural of obstruction of justice

plural of nasal obstruction

(cricket) To get out by deliberately obstructing a fielder in order to prevent him from making a catch or run out, or from gathering the ball (very rare).

present participle of obstruct the field

(pathology) Any of a group of diseases characterized by the pathological limitation of airflow in the airway that is not fully reversible. May be caused by reactive airways, chronic infection, congenital defects, or, most commonly, cigarette smoking. Generally does not include neoplasms, which could also obstruct airways.

plural of chronic obstructive pulmonary disease

A deliberate policy of obstructing something, especially a political process or body.

Pertaining to obstructionism. / Obstructionistic.

Someone who systematically obstructs the actions of others. / Someone who attempts to impede the progress of legislation.