Go to MSN Homeencarta®
HomeEncyclopediaDictionaryAtlasK-12 SuccessCollege & Grad SchoolAdult LearningQuizzesMore
Dictionary
Find
in
Dictionary
Thesaurus
Translations
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Click to move up the list of words
planet
planet wheel
planetar
planetarium
planetary
planetary gear
planetary nebula
planetesimal
planetoid
planetology
planetwide
plangent
plani-
planimeter
planish
planisphere
plank
Click to move down the list of words
Print Preview
See pronunciation key
Search for "planetoid" in all of MSN Encarta
E-mail this entry
Blog about this entry on MSN Spaces
Download the MSN Encarta Right-Click Dictionary

planetoid
plan·e·toid [ plánnə tòyd ] (plural plan·e·toids)


noun 
Definition:
 
astronomy 
Same as  asteroid (sense 1)


plan·e·toi·dal [ plànnə tóyd'l ] adjective
Encarta® World English Dictionary [North American Edition] © & (P)2007 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Englishtown: Learn English online
Also on MSN
• Project Earth: Big Ideas for Saving the Planet on the Discovery Channel
• MSN Shopping: Best books for the season
• MSN Careers: Nail that job interview
• Today's news on MSNBC
Encarta Message Boards (© Rubberball/Jupiterimages)
MSN Shopping
Upgrade your Encarta experience
Encarta RSS Feeds
© 2008 Microsoft