reconstruction

noun

re·​con·​struc·​tion ˌrē-kən-ˈstrək-shən 

plural reconstructions

1

a

: the action of reconstructing : the act or process of rebuilding, repairing, or restoring something

reconstruction efforts to repair hurricane damage

the reconstruction of the dam

the reconstruction of postwar Europe

b

Reconstruction in U.S. history : the period from 1865 to 1877 in which the southern states that had seceded during the American Civil War rejoined the United States

c

medical : repair of an organ or body part by reconstructive surgery

knee/ligament reconstruction

2

a

: the re-creation or reimagining of something from the past especially by using information acquired through research

the historical reconstruction of an ancient village

the newspaper's reconstruction of the events

b

: a technical process by which scientific principles and techniques are applied to physical evidence in order to create an accurate reenactment or understanding of a past occurrence or event (such as an accident)

technology used in crime scene reconstruction

Examples of reconstruction in a Sentence

the reconstruction of the dam

the reconstruction of postwar Europe

reconstruction of the health-care system

They were able to determine the cause of the accident by careful reconstruction of the events leading up to it.

The police staged a reconstruction of the crime.

Recent Examples on the Web

The Illinois Department of Transportation will soon be starting a multi-year reconstruction project along East State Street, and the city is warning drivers to expect substantial traffic lane closures over the course of the work. —Aurora Beacon-News, Chicago Tribune, 17 Mar. 2026

Like Olathe, Merriam’s reconstruction would be a massive undertaking. —Taylor O'Connor, Kansas City Star, 16 Mar. 2026

Construction includes concrete ramp with tactile warning strip, granite curb, reconstruction of adjacent sidewalk as needed to match grade of ramp and re-landscaping the immediate area near the ramp. —Kenneth R. Gosselin, Hartford Courant, 16 Mar. 2026

Many new startups have begun building custom hardware -- cameras and bodysuits -- to capture nuances of human movement, pressure, depth of touch and human pose reconstruction for their datasets. —Nilesh Christopher Los Angeles Times, Arkansas Online, 15 Mar. 2026

Word History

First Known Use

1594, in the meaning defined at sense 1a

Phrases Containing reconstruction

• ulnar collateral ligament reconstruction

Rhymes for reconstruction

• coproduction
• deconstruction
• introduction
• liposuction
• misconstruction
• postproduction
• preconstruction
• preproduction
• reproduction
• abduction
• adduction
• conduction

Kids Definition

reconstruction

noun

re·​con·​struc·​tion ˌrē-kən-ˈstrək-shən 

1

a

: the action of reconstructing : the state of being reconstructed

b

often capitalized : the reorganization and reestablishment of the Confederate states in the Union after the American Civil War

2

: something reconstructed

Medical Definition

reconstruction

noun

re·​con·​struc·​tion ˌrē-kən-ˈstrək-shən 

: repair of an organ or part by reconstructive surgery

breast reconstruction

Legal Definition

reconstruction

noun

re·​con·​struc·​tion

1

: a rebuilding of a nonfunctional patented article that amounts to creation of a new article and constitutes infringement of the patent

the complete replacement of the mechanism was a reconstruction and not a repair

2

: the practice or process of recreating an incident (as an accident) for the purpose of investigating the specific facts and circumstances surrounding it

heard testimony on the speed of the vehicle from an expert in accident reconstruction