What does "compatibility" mean?

1. (interpersonal harmony) the ability of two people to live or work together happily because they have similar interests or characters. 2. (technical systems) the ability of different pieces of equipment or software to work together correctly. 3. (materials or substances) the ability of two substances to be mixed or used together without causing a bad reaction.

How do you use "compatibility"?

Often followed by the preposition 'with'.

compatibility

US //kəmˌpætəˈbɪɫəˌti// UK //kəmpˌætɪbˈɪlɪti// com·pat·i·bil·i·ty

1 interpersonal harmony (n.)
B2 Upper Intermediate

the ability of two people to live or work together happily because they have similar interests or characters.

the state of being able to exist or work together in combination without conflict; often refers to psychological or social alignment between individuals.

Example

After a few months of dating, they realized their compatibility was perfect because they shared the same goals.

Example

The HR department uses personality assessments to ensure team compatibility, reducing the likelihood of friction during high-pressure projects.
- incompatibility
- conflict
2 technical systems (n.)
B2 Upper Intermediate Computing

the ability of different pieces of equipment or software to work together correctly.

the capability of two or more components or systems to function together without mutual interference or the need for modification.

Example

Before buying the new software, check its compatibility with your current operating system.

Example

The transition to the new cloud infrastructure was delayed due to compatibility issues between the legacy database and the modern API.

Usage

Often followed by the preposition 'with'.
- interoperability
- integration
- incompatibility

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3 materials or substances (n.)
C1 Advanced Technical Science

the ability of two substances to be mixed or used together without causing a bad reaction.

the capacity of materials or chemical substances to exist in contact with each other or as a mixture without undergoing an adverse reaction.

Example

The doctor checked the compatibility of the two medicines to make sure they were safe to take together.

Example

Engineers must verify the chemical compatibility of the sealant with the metal alloy to prevent long-term corrosion of the aircraft fuselage.
- consistency
- suitability
- intolerance

Origin

Borrowed from New Latin compatibilitās. By surface analysis, compatible + -ity.