A&O

A form of alert and oriented — A medical notation commonly used in emergency situations or with dementia patients when assessing a person's level of consciousness and awareness, providing a first impression as to whether a person is cognitively impaired or able to make decisions for themselves; can be determined in tandem with an A&O assessment.

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Meanings

adjectiveA&O (not comparable)
  1. abbreviationinitialismnot comparablemedicineInitialism of alert and oriented.
Cite this entry
APA

A&O. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/A%26O

MLA

“A&O.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/A%26O. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “A&O,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/A%26O.

Source: A&O on Wiktionary, CC BY-SA 4.0.