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periotic
Peripatetic
peripatetic
peripatus
peripheral
peripheral nerve entrapment syndrome
peripheral nervous system
periphery
periphery region
periphrasis
periphrastic
periphyton
periplasm
periplast
periproct
peripteral
perique
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perisperm
per·i·sperm [ pérrə spùrm ]


noun 
Definition:
 
plant tissue: nutritive tissue from a plant nucleus that surrounds the seed embryo

per·i·sperm·al [ pèrrə spúrm'l ] 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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