organ

[ awr-guhn ]

noun

1. Also called pipe organ. a musical instrument consisting of one or more sets of pipes sounded by means of compressed air, played by means of one or more keyboards, and capable of producing a wide range of musical effects.
2. any of various similar instruments, as a reed organ or an electronic organ.
3. a barrel organ or hand organ.
4. Biology. a grouping of tissues into a distinct structure, as a heart or kidney in animals or a leaf or stamen in plants, that performs a specialized task.
5. penis
6. a newspaper, magazine, or other means of communicating information, thoughts, or opinions, especially in behalf of some organization, political group, or the like.

   Synonyms: channel, instrument, journal, publication

7. an instrument or means, as of action or performance:

   This committee will be the chief organ of administration.

8. Archaic. any of various musical instruments, especially wind, instruments.

organ

/ ˈɔːɡən /

noun

1. 1. Also calledpipe organ a large complex musical keyboard instrument in which sound is produced by means of a number of pipes arranged in sets or stops, supplied with air from a bellows. The largest instruments possess three or more manuals and one pedal keyboard and have the greatest range of any instrument
   2. ( as modifier )

      organ loft

      organ pipe

      organ stop

2. any instrument, such as a harmonium, in which sound is produced in this way See also reed organ harmonica
3. short for electric organ electronic organ
4. a fully differentiated structural and functional unit, such as a kidney or a root, in an animal or plant
5. an agency or medium of communication, esp a periodical issued by a specialist group or party
6. an instrument with which something is done or accomplished
7. a euphemistic word for penis

organ

/ ôr′gən /

1. A distinct part of an organism that performs one or more specialized functions. Examples of organs are the eyes, ears, lungs, and heart of an animal, and the roots, stems, and leaves of a plant.

organ

1. Part of a living thing, distinct from the other parts, that is adapted for a specific function. Organs are made up of tissues and are grouped into systems , such as the digestive system .

Notes

The brain , liver , and skin are organs.

Other Words From

• inter·organ adjective
• multi·organ adjective

Word History and Origins

Origin of organ¹

before 1000; Middle English: musical instrument, pipe organ, organ of the body, tool (< Medieval Latin, Latin organum mechanical device, instrument) < Greek órganon implement, tool, bodily organ, musical instrument, akin to érgon work

Word History and Origins

Origin of organ¹

C13: from Old French organe, from Latin organum implement, from Greek organon tool; compare Greek ergein to work

Example Sentences

They’ve been found in the blood, organs, and breast milk of humans.

From Science Magazine

A similar study looked at the thymus – a small organ involved in training the immune system.

From BBC

This means that cell density is a broadly applicable tool for guiding both engineered and naturally occurring cells to build a vast array of structures, tissues, and organs.

From Science Daily

"HGF has numerous important functions in a variety of tissues and organs throughout the body. With further researcher we may be able to find other therapeutic applications of HGF in other pathologies."

From Science Daily

The ability to regenerate -- from individual cell types to entire organs or complex tissues -- is of crucial importance for all living species.

From Science Daily

Related Words

• agency
• forum
• instrument
• member
• ministry
• mouthpiece
• structure
• unit