English Reference

Word

RCA

Phoneticsrca

/ˌɑɹˌsiˈeɪ/

Definition

n. Stands for Root Cause Analysis. A process used to find the real reason why a problem happened. Instead of just fixing the small issue, you look deeper to stop it from happening again.

n. Abbreviation for Root Cause Analysis. A systematic process for identifying the underlying causes of problems or events to prevent their recurrence. Often used in engineering, medicine, and management contexts.

Examples

“The team performed an RCA to find out why the server crashed.”

“After the manufacturing error was discovered, the engineers conducted a thorough RCA to determine if the fault lay in the software or the hardware.”

“While immediate corrective actions addressed the symptoms, the subsequent RCA revealed a fundamental flaw in the communication protocol that had been overlooked for several months.”

Examples

simple

“The team performed an RCA to find out why the server crashed.”

contextual

“After the manufacturing error was discovered, the engineers conducted a thorough RCA to determine if the fault lay in the software or the hardware.”

complex

“While immediate corrective actions addressed the symptoms, the subsequent RCA revealed a fundamental flaw in the communication protocol that had been overlooked for several months.”

Real-World Examples

“Moving to London, she signed a deal with RCA Records and immediately scored an international hit with her first single, Torn.”
BBC News · 6 Sept 2026

This entry

Level
C1 · Advanced
Frequency
Frequent
Updated

Scan code

englishreference.com/q/rca

English Reference