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morphactin
mor·phac·tin
[
mawrf áktin
]
noun
Definition:
plant growth inhibitor:
a substance affecting plant growth and development
[
Mid-20th century. Probably < Greek
morphē
"form" + active
]
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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