open
adj//ˈoʊ.pən//öppen, ta upp, öppna, öppnas, inleda, öppna sig
(comparable) Receptive.
(not comparable) Actively conducting or prepared to conduct business.
(computing, not comparable, of a file, document, etc.) In current use; connected to as a resource.
(not comparable) Public.
Not settled; not decided or determined; not withdrawn from consideration.
(mathematics, topology, of a set) Which is part of a predefined collection of subsets of X, that defines a topological space on X.
(music, stringed instruments) Of a note, played without pressing the string against the fingerboard.
(computing, transitive, intransitive) To connect to a resource (a file, document, etc.) for viewing or editing.
(obsolete) To disclose; to reveal; to interpret; to explain.