Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
infiltrate
infimum
infin.
Infinite
infinite
infinite elasticity of demand
infinite elasticity of supply
infinite loop
infinitesimal
infinitesimal calculus
infinitesimal dose
infinitive
infinitude
infinity
infirm
infirmary
infirmity
Click to move down the list of words
Print Preview
See pronunciation key
Search for "infinite..." in all of MSN Encarta
E-mail this entry
Blog about this entry on MSN Spaces
Download the MSN Encarta Right-Click Dictionary

infinitesimal

in·fin·i·tes·i·mal [ ìnfini téssəm'l ]


adjective 
Definition:
 
1. tiny: very small in number, amount, or degree

2. mathematics close to zero: able to assume values arbitrarily close to but greater than zero



noun  (plural in·fin·i·tes·i·mals)
Definition:
 
infinitesimal number: an infinitesimal number or function

[Mid-17th century. < modern Latin infinitesimus "the number in a series corresponding to infinity" < Latin infinitus (see infinite)]

in·fin·i·tes·i·mal·ly adverb
Englishtown: Learn English online
Also on MSN
Encarta Message Boards (© Rubberball/Jupiterimages)
MSN Shopping
Upgrade your Encarta experience
Encarta RSS Feeds
© 2008 Microsoft