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streptocarpus
streptococcus
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STRESS
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strenuous
stren·u·ous [ strénnyoo əss ]


adjective 
Definition:
 
1. taxing: requiring physical effort, energy, stamina, or strength
strenuous exercise
2. forceful: active, energetic, or determined
strenuous efforts
[Early 17th century. < Latin strenuus "brisk, active"]

stren·u·os·i·ty [ strènnyoo óssətee ] noun
stren·u·ous·ly [ strénnyoo əsslee ] adverb
stren·u·ous·ness noun

Word Key: Synonyms

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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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