First Known Use: 1590
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
See obstruct defined for English-language learners
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Origin of OBSTRUCT
Related to OBSTRUCT
Synonym Discussion of OBSTRUCT
hinder, impede, obstruct, block mean to interfere with the activity or progress of. hinder stresses causing harmful or annoying delay or interference with progress <rain hindered the climb>. impede implies making forward progress difficult by clogging, hampering, or fettering <tight clothing that impedes movement>. obstruct implies interfering with something in motion or in progress by the sometimes intentional placing of obstacles in the way <the view was obstructed by billboards>. block implies complete obstruction to passage or progress <a landslide blocked the road>.
OBSTRUCTING Defined for Kids
obstruct
verb ob·struct \əb-ˈstrəkt\
ob·struct·edob·struct·ing
Definition of OBSTRUCT for Kids
1
: to block or make passage through difficult <A fallen tree is obstructing the road.>
2
: to be or come in the way of : hinder <She was uncooperative and obstructed the investigation.>
3
: to make (something) difficult to see <The new building obstructs their view of the ocean.>
Word Root of OBSTRUCT
The Latin word struere, meaning “to build,” and its form structus give us the root struct. Words from the Latin struere have something to do with building. A structure is something that was built, such as a house. To construct is to build by combining parts together. To obstruct is to build an obstacle that blocks a passage or path. Destruction is the process of taking apart something that was built.
Medical Dictionary
obstruct
transitive verb ob·struct \əb-ˈstrəkt, äb-\
Medical Definition of OBSTRUCT
: to block or close up by an obstacle <veins obstructed by clots>
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