respirator that produces alternations in air pressure in a chamber surrounding a patient's chest to force air into and out of the lungs thus providing artificial respiration
marked by obliqueness or indirection in speech or conduct; "the explanation was circuitous and puzzling"; "a roundabout paragraph"; "hear in a roundabout way that her ex-husband was marrying her best friend"
belonging to or befitting a supreme ruler; "golden age of imperial splendor"; "purple tyrant"; "regal attire"; "treated with royal acclaim"; "the royal carriage of a stag's head"
befitting or belonging to an emperor or empress; "imperial palace"
relating to or associated with an empire; "imperial colony"; "the imperial gallon was standardized legally throughout the British Empire"
any of various small butterflies of the family Lycaenidae having coppery wings
a reddish-brown color resembling the color of polished copper
a copper penny
a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor
full of love and generosity; "charitable to the poor"; "a charitable trust"
showing or motivated by sympathy and understanding and generosity; "was charitable in his opinions of others"; "kindly criticism"; "a kindly act"; "sympathetic words"; "a large-hearted mentor"
relating to or characterized by charity; "a charitable foundation"
sudden expulsion of air from the lungs that clears the air passages; a common symptom of upper respiratory infection or bronchitis or pneumonia or tuberculosis
exhale abruptly, as when one has a chest cold or congestion; "The smoker coughs all day"