(chemistry) a surface forming a common boundary between two things (two objects or liquids or chemical phases)
(computer science) computer circuit consisting of the hardware and associated circuitry that links one device with another (especially a computer and a hard disk drive or other peripherals)
the overlap where two theories or phenomena affect each other or have links with each other; "the interface between chemistry and biology"
(computer science) a program that controls a display for the user (usually on a computer monitor) and that allows the user to interact with the system
having great power or force or potency or effect; "the most powerful government in western Europe"; "his powerful arms"; "a powerful bomb"; "the horse's powerful kick"; "powerful drugs"; "a powerful argument"
belonging to or characteristic of the nobility or aristocracy; "an aristocratic family"; "aristocratic Bostonians"; "aristocratic government"; "a blue family"; "blue blood"; "the blue-blooded aristocracy"; "of gentle blood"; "patrician landholders of the American South"; "aristocratic bearing"; "aristocratic features"; "patrician tastes"
something done (usually as opposed to something said); "there were stories of murders and other unnatural actions"
the most important or interesting work or activity in a specific area or field; "the action is no longer in technology stocks but in municipal bonds"; "gawkers always try to get as close to the action as possible"
an act by a government body or supranational organization; "recent federal action undermined the segregationist position"; "the United Nations must have the power to propose and organize action without being hobbled by irrelevant issues"; "the Union action of emancipating Southern slaves"
the operating part that transmits power to a mechanism; "the piano had a very stiff action"
the trait of being active and energetic and forceful; "a man of action"
the series of events that form a plot; "his novels always have a lot of action"
the state of being active; "his sphere of activity"; "he is out of action"
institute legal proceedings against; file a suit against; "He was warned that the district attorney would process him"; "She actioned the company for discrimination"
based on or manifesting objectively defined standards of rightness or morality; "principled pragmatism and unprincipled expediency"; "a principled person"
the number of observations in a given statistical category
the ratio of the number of observations in a statistical category to the total number of observations
the number of occurrences within a given time period; "the frequency of modulation was 40 cycles per second"; "the frequency of his seizures increased as he grew older"