ALL meanings of respiration
res·pi·ra·tion
R r - noun respiration the act of respiring; inhalation and exhalation of air; breathing. 1
- noun respiration Biology. the sum total of the physical and chemical processes in an organism by which oxygen is conveyed to tissues and cells, and the oxidation products, carbon dioxide and water, are given off. an analogous chemical process, as in muscle cells or in anaerobic bacteria, occurring in the absence of oxygen. 1
- noun respiration breathing 1
- uncountable noun respiration Your respiration is your breathing. 0
- noun respiration the process in living organisms of taking in oxygen from the surroundings and giving out carbon dioxide (external respiration). In terrestrial animals this is effected by breathing air 0
- noun respiration the chemical breakdown of complex organic substances, such as carbohydrates and fats, that takes place in the cells and tissues of animals and plants, during which energy is released and carbon dioxide produced (internal respiration) 0
- noun respiration act or process of respiring; breathing; inhaling and exhaling air 0
- noun respiration the processes by which a living organism or cell takes in oxygen from the air or water, distributes and utilizes it in oxidation, and gives off products of oxidation, esp. carbon dioxide 0
- noun respiration an analogous process in anaerobic organisms involving some substance other than free oxygen 0