Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
promptitude
promulgate
promycelium
pron
pron.
pronate
pronator
prone
pronephros
prong
pronghorn
pronominal
pronominalize
pronoun
pronounce
pronounced
pronto
Click to move down the list of words
Print Preview
See pronunciation key
Search for "pronephr..." in all of MSN Encarta
E-mail this entry
Blog about this entry on MSN Spaces
Download the MSN Encarta Right-Click Dictionary

pronephros

pro·neph·ros [ prō néffrəss, prō né fròss ] (plural pro·neph·roi [ prō né fròy ] or pro·neph·ra [ prō néffrə ])


noun 
Definition:
 
embryonic part of kidney: the first of three segments of the kidney, functional in some vertebrate embryos but not in adults

[Late 19th century. <pro-2 + Greek nephros "kidney"]

pro·neph·ric adjective
Advertisement

Also on Encarta
Englishtown: Learn English online
Our Partners
Also on MSN
Encarta Message Boards (© Rubberball/Jupiterimages)
MSN Shopping
Upgrade your Encarta experience
Encarta RSS Feeds
© 2008 Microsoft