Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
orange-peel
orange-peel fungus
orange pekoe
orange squash
orange stick
orange-tip
orangeade
Orangeburg
Orangeman
orangeroot
orangery
orangewood
orangutan
orate
oration
orator
oratorio
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

orbital

or·bit·al [ áwrbit'l ]


adjective 
Definition:
 
of orbits: relating to or belonging to an orbit



noun  (plural or·bit·als)
Definition:
 
space in atom occupied by electron: a subdivision of the available space within an atom for an electron to orbit the nucleus. An atom has many orbitals, each of which has a fixed size and shape and can hold up to two electrons.


or·bit·al·ly adverb
Advertisement

© 2009 Microsoft