Dictionary

obstruct

verb ob·struct \əb-ˈstrəkt, äb-\

: to block (something, such as a pipe or street) so that things cannot move through easily

: to slow or block the movement, progress, or action of (something or someone)

: to be in front of (something) : to make (something) difficult to see

Full Definition of OBSTRUCT

transitive verb
1
:  to block or close up by an obstacle
2
:  to hinder from passage, action, or operation :  impede
3
:  to cut off from sight <a wall obstructs the view>
ob·struc·tive \-ˈstrək-tiv\ adjective or noun
ob·struc·tive·ness noun
ob·struc·tor \-tər\ noun

Examples of OBSTRUCT

  1. A large tree obstructed the road.
  2. A piece of food obstructed his airway and caused him to stop breathing.
  3. She was charged with obstructing police.
  4. She was charged with obstructing justice by lying to investigators.

Origin of OBSTRUCT

Latin obstructus, past participle of obstruere, from ob- in the way + struere to build, heap up — more at ob-, strew
First Known Use: 1590

obstruct

transitive verb ob·struct \əb-ˈstrəkt, äb-\   (Medical Dictionary)

Medical Definition of OBSTRUCT

:  to block or close up by an obstacle <veins obstructed by clots>

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