Obstruct

ob-strukt′, v.t. to block up, to hinder from pa ing, to retard.— ns. Obstruc′ter , Obstruc′tor , one who obstructs; Obstruc′tion , act of obstructing: that which hinders progre or action: opposition, esp. in a legislative a embly; Obstruc′tionist .— adj. Obstruc′tive , tending to obstruct: hindering.— n. one who opposes progre .— adv. Obstruct′ively .— adj. Ob′struent , obstructing: blocking up.— n. ( med. ) anything that obstructs, esp. in the pa ages of the body. [L. obstruĕre , obstructum — ob , in the way of, struĕre , structum , to pile up.]