| ORGANELLES | • organelles n. Plural of organelle. • ORGANELLE n. a specialized part of a cell that acts like an organ. |
| ORGANICISM | • organicism n. (Medicine, historical) The theory that disease is a result of structural alteration of organs. • organicism n. The concept that everything is organic, or forms part of an organic whole. • organicism n. (Philosophy) The treatment of society or the universe as if it were an organism. |
| ORGANICIST | • organicist n. An advocate of organicism. • ORGANICIST n. a believer in organicism. |
| ORGANICITY | • organicity n. The quality of being organic. • ORGANICITY n. the state of life or society as an organism. |
| ORGANISERS | • organisers n. Plural of organiser. • ORGANISER n. one who organises, also ORGANIZER. |
| ORGANISING | • organising v. Present participle of organise. • organising n. The act or process by which something is organised. • ORGANISING n. the act of arranging something. |
| ORGANISMAL | • organismal adj. Of or relating to an organism or organisms. • ORGANISMAL adj. relating to an organism, also ORGANISMIC. |
| ORGANISMIC | • organismic adj. Of, or relating to organicism or organisms. • ORGANISMIC adj. relating to an organism, also ORGANISMAL. |
| ORGANITIES | • ORGANITY n. an organized whole. |
| ORGANIZERS | • organizers n. Plural of organizer. • ORGANIZER n. one who organizes, also ORGANISER. |
| ORGANIZING | • organizing v. Present participle of organize. • organizing n. The act or process by which something is organized. • ORGANIZING n. the act of arranging something. |
| ORGANOGENY | • organogeny n. (Archaic) organogenesis. • ORGANOGENY n. the development of living organisms. |
| ORGANOGRAM | • organogram n. (Management) Alternative spelling of organigram. • ORGANOGRAM n. a chart showing a graded arrangement of personnel in an organisation. |
| ORGANOLOGY | • organology n. (Biology) The study of the organs of plants and animals. • organology n. The study of musical instruments in relation to history, culture, and construction. • ORGANOLOGY n. the science of organs or of anything considered as an organic structure. |
| ORGANOSOLS | • organosols n. Plural of organosol. • ORGANOSOL n. a resin-based coating. |
| ORGANZINES | • organzines n. Plural of organzine. • ORGANZINE n. a silk yarn of two or more threads put together with a slight twist; a fabric made of this yarn. |