displacement

noun

dis·​place·​ment (ˌ)dis-ˈplā-smənt 

di-ˈsplā-

1

: the act or process of displacing : the state of being displaced

a storm that caused the displacement of thousands of people

2

a

physics : the volume or weight of a fluid (such as water) displaced (see displace sense 2a) by a floating body (such as a ship) of equal weight

b

: the difference between the initial position of something (such as a body or geometric figure) and any later position

c

mechanical engineering : the volume displaced by a piston (as in a pump or an engine) in a single stroke

also, automotive vehicles : the total volume so displaced by all the pistons in an internal combustion engine

3

psychology

a

: the redirection of an emotion or impulse from its original object (such as an idea or person) to another

the displacement of his emotions

b

: the substitution of another form of behavior for what is usual or expected especially when the usual response is nonadaptive or socially inappropriate

called also displacement activity, displacement behavior

Synonyms

• banishment
• deportation
• exile
• expatriation
• expulsion
• relegation

Examples of displacement in a Sentence

The war has caused the displacement of thousands of people.

displacements in the Earth's crust

soil displacement caused by farming

Recent Examples on the Web

In a prior essay months ago, Altman talked about job displacement, using the example of the old lamplighter – someone whose job would be to put fire to the streetlamps used in the times before municipal electricity. —John Werner, Forbes.com, 23 June 2025

The strikes come as Gaza endures a deepening humanitarian crisis, with widespread displacement, food shortages, and limited access to medical care. —Amanda Castro peter Aitken, MSNBC Newsweek, 20 June 2025

Writ large, the displacement adds up to less than a meter per day—and essentially reflects the real-time sculpting of our galactic orbit as the solar system carves a path through the Milky Way’s gravitational field. —Lee Billings, Scientific American, 18 June 2025

With a displacement of around 12,000 tons, the Type 055s are considered by many naval analysts to be the most powerful surface combatants afloat and a centerpiece of what is now the world’s largest naval force, a title the PLAN took from the US Navy around 2020. —Brad Lendon, CNN Money, 16 June 2025

Word History

Etymology

see displace

First Known Use

1611, in the meaning defined at sense 1

Rhymes for displacement

• abasement
• debasement
• defacement
• effacement
• emplacement
• encasement
• misplacement
• outplacement
• replacement
• basement
• placement

Kids Definition

displacement

noun

dis·​place·​ment -ˈplā-smənt 

1

: the act of displacing : the state of being displaced

2

a

: the volume or weight of a fluid (as water) displaced by a floating body (as a ship) of equal weight

b

: the difference between the first position of an object and any later position

c

: the volume displaced by a piston (as in a pump or engine) in a single stroke

also : the total volume displaced in this way by all the pistons in an internal-combustion engine (as of an automobile)

Medical Definition

displacement

noun

dis·​place·​ment -ˈplā-smənt 

1

a

: the act or process of removing something from its usual or proper place or the state resulting from this : dislocation

the displacement of a knee joint

b

: percolation sense 3

2

: the quantity in which or the degree to which something is displaced

3

a

: the redirection of an emotion or impulse from its original object (as an idea or person) to something that is more acceptable

b

: sublimation sense 2

c

: the substitution of another form of behavior for what is usual or expected especially when the usual response is nonadaptive

called also displacement activity, displacement behavior