WordNet-Online
Free dictionary and thesaurus of English. Definitions, synonyms, antonyms and more...
Hint: double-click any word to get it searched!

Google
 

diaphragm

 
Noun diaphragm has 4 senses
  1. diaphragm, stop - a mechanical device in a camera that controls size of aperture of the lens; "the new cameras adjust the diaphragm automatically"
    --1 is a kind of mechanical device
    --1 is a part of camera, photographic camera
    --1 has particulars: iris, iris diaphragm
  2. diaphragm, midriff - (anatomy) a muscular partition separating the abdominal and thoracic cavities; functions in respiration
    --2 is a kind of muscular structure, musculature, muscle system; membrane, tissue layer
    --2 is a part of torso, trunk, body
  3. diaphragm, pessary, contraceptive diaphragm - a contraceptive device consisting of a flexible dome-shaped cup made of rubber or plastic; it is filled with spermicide and fitted over the uterine cervix
    --3 is a kind of contraceptive, preventive, preventative, contraceptive device, prophylactic device, birth control device
  4. diaphragm - electro-acoustic transducer that vibrates to receive or produce sound waves
    --4 is a kind of
    disk, disc
    --4 is a part of electro-acoustic transducer
WordNet-Online
Home | Free dictionary software | Copyright notice | Contact us | Network & desktop search | Search My Network | LAN Find | Reminder software | Software downloads | WordNet dictionary | Automotive thesaurus