| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 3,918,435,231 visitors served. |
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
Secchi Disk |
Also found in: Dictionary/thesaurus, Wikipedia | 0.01 sec. |
|
|
Secchi disk [′sek·ē ‚disk]
(engineering) An opaque white disk used to measure the transparency or clarity of seawater by lowering the disk into the water horizontally and noting the greatest depth at which it can be visually detected. Secchi Disk an instrument for measuring water transparency in a body of water. A white disk 30 cm in diameter, it is held horizontally and lowered into the water on a rope until it is no longer visible. The depth, in meters, at which it ceases to be visible is taken as a measure of the water transparency. The disk is named after A. Secchi, who measured the transparency of sea water by this method in 1865. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
|
| Mentioned in | ? | References in periodicals archive | ? | Encyclopedia browser | ? | Full browser | ? | |||
|---|---|---|---|---|---|---|---|---|---|---|
No references found | Prairie Creek Reservoir 2005 * 2006 [dagger][dagger] Secchi disk transparency (m) 0. |
Secchi disk transparency |
Secaucus Secaucus, New Jersey Secaucus, New Jersey SECB SECBE SECBNR SECBR Secbutabarbital SECBUU SECC SECC SECC2 SECC2 SECCA SECCA SECCA Seccession Seccession Seccession SECCF Secchi Secchi Secchi Secchi depth Secchi disc Secchi disc Secchi disk Secchi disk Secchi disk depth Secchi disk depth Secchi disk transparency SECCHI Electronics BoxSecchi, Angelo Secchi, Pietro Angelo Secchia, Pietro SECCI Sección de Intereses de Cuba En Washington Sección de Protección Radiológica de la Sociedad Cubana de Física Seccional de Policía Judicial e Investigación SECCLEAR SECCM secco secco secco Secco painting SECCOG SECCOM seccos seccos SECCP SECCS SECCYD SECD SECD machine SECDA SECDC SECDEC SECDED | |||||||
| Encyclopedia |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup |
|---|