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PTA
pta.
ptarmigan
PTC
PTE
Pte
pteranodon
pteridology
pteridophyte
pteridosperm
pterodactyl
pteropod
pterosaur
-pterous
pteroylglutamic acid
pterygium
pterygoid process
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pteridophyte
pte·rid·o·phyte [ tə ríddə ft, térrədə ft ] (plural pte·rid·o·phytes)


noun 
Definition:
 
plant without flowers or seeds: a plant that has no flowers or seeds and reproduces by means of spores. Ferns and some mosses are pteridophytes. Division Pteridophyta.
[Late 19th century. < Greek pterid- "fern"]

pte·rid·o·phyt·ic [ tə rìddə fíttik, tèrrədə fíttik ] adjective
pter·i·doph·y·tous [ tèrrə dóffətəss ] adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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