Printer Friendly
Dictionary, Encyclopedia and Thesaurus - The Free Dictionary
3,897,029,699 visitors served.
forum Join the Word of the Day Mailing List For webmasters
?
Dictionary/
thesaurus
Medical
dictionary
Legal
dictionary
Financial
dictionary
Acronyms
 
Idioms
Encyclopedia
Wikipedia
encyclopedia
?

class switching

   Also found in: Dictionary/thesaurus, Legal, Financial, Encyclopedia, Wikipedia 0.01 sec.
class
1. a group of similar objects or values selected as a part of a classification.
2. a taxonomic category subordinate to a phylum and superior to an order.
3. a group of variables all of which show a value falling between certain limits.

class action
an exemplary court case fought on behalf of a number of litigants who can expect to be treated in the same way as the contesting litigant.
class limits
the highest and lowest values eligible to be included in a class when data are being classified or grouped.
class mark
the value selected to represent all of the values in a class. It may be the median or average value.
class midpoint
the average of the upper and lower limits of a class.
class switching
when a B lymphocyte changes over from producing one type of immunoglobulins to another.

class switching
Physiology A step in the normal maturation of Hb during fetal development that requires switching from embryonal zeta chain, which is structurally similar to the α chain, and occurs on chromosome 16 to mature α chain production; β chain production is a 2-stage maturation process with early loss of the ε chain and the presence during fetal and early post-natal life of a γ chain, which ↓ as β chain expression is ↑. Cf Introduction to this volume: note.


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.
?Page tools
Printer friendly
Cite / link
Feedback
Add definition
Mentioned in?  References in periodicals archive?   Medical browser?   Full browser?
 
Communications network bringing together the best in class switching, computing hardware, data storage, IP networking, and software development methodology.
SilverStorm Technologies, the leader in high performance interconnect solutions for clustered computing, today announced that Virginia Polytechnic Institute and State University (Virginia Tech) has selected SilverStorm's InfiniBand director class switching solutions to upgrade the InfiniBand cluster interconnect of System X, Virginia Tech's 12 teraflop 1,100 node Apple-based supercomputer (http://www.
Cantwell's track record of proven engineering development leadership includes positions with IBM and General Electric as well as his most recent position as Senior Director of Switching Engineering for CNT Corporation (formerly INRANGE Technologies and currently part of McData Corporation) where he led a team of 75 engineers in the development of three generations of successful director class switching products.
 
 
 
Medical Dictionary
?

Terms of Use | Privacy policy | Feedback | Advertise with Us | Copyright © 2012 Farlex, Inc.
Disclaimer
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.