Go to MSN Homeencarta®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Click to move up the list of words
PT boat
PTA
pta.
ptarmigan
PTC
PTE
Pte
pteranodon
pteridology
pteridophyte
pteridosperm
pterodactyl
pteropod
pterosaur
-pterous
pteroylglutamic acid
pterygium
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

pteridology
pter·i·dol·o·gy [ tèrrə dólləjee ]


noun 
Definition:
 
study of ferns: the branch of botany that is concerned with the study of ferns
[Mid-19th century. < Greek pterid- "fern"]

pter·i·do·log·i·cal [ tèrrədə lójjik'l ] adjective
pter·i·dol·o·gist [ tèrrə dólləjist ] noun
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
© 2009 Microsoft