PCA

English

Proper noun

PCA

1. (linguistics) Abbreviation of Proto-Central Algonquian.

Noun

PCA (plural PCAs)

1. (aviation) Abbreviation of propulsion controlled aircraft (system/unit), an aircraft with a control system with two or more engines arrayed abreast, allowing descent, ascent, turns by adjusting the throttle control to the engines (sometimes used attributively).
2. (statistics) Abbreviation of principal components analysis.
3. (medicine) Abbreviation of patient-controlled analgesia; palliator.
4. (anatomy) Initialism of posterior cerebral artery.

See also

• (aviation): PIO (pilot-induced oscillation)

References

Aircraft flight control system on Wikipedia.Wikipedia

Anagrams

• ACP, APC, CAP, CPA, Cap, PAC, Pac., cap

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Spanish

Etymology

From P compuestas amarillas.

Proper noun

PCA

1. (botany) DYC; "damn yellow composite"