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

Tuvia Gering, a nonresident fellow at the Atlantic Council’s Global China Hub, said China is uniquely positioned to offer economic incentives that matter to Tehran, especially after the war ends, as Beijing can promise investment in reconstruction and commercial relief in ways few others can. —ABC News, 23 Apr. 2026

Sali Al-Harbi, a young researcher from Al Qassim, the kingdom’s date heartland, discovered that the pits share enough in common with human bone — in terms of calcium, structure, and density — that they could plausibly be used in fracture repair and reconstruction. —Manal Albarakati, semafor.com, 22 Apr. 2026

The recovery timeline for this procedure — an ulnar collateral ligament reconstruction with an internal brace — could last up to 14 months. —Patrick Mooney, New York Times, 22 Apr. 2026

If health care continues to rely on reconstruction after the fact, new technologies will simply accelerate how quickly decisions are made without resolving the underlying question of when those decisions become trusted. —Holland Haynie, STAT, 21 Apr. 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