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optical character recognition
optical computer
optical disk
optical double star
optical fiber
optical glass
optical illusion
optical isomerism
optical mouse
optical rotation
optical scanner
optical semiconductor
optical sound
optical tweezers
optician
optics
optima
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optimistic
op·ti·mis·tic [ òptə místik ]


adjective 
Definition:
 
with positive attitude: tending to take a hopeful and positive view of future outcomes

op·ti·mis·ti·cal·ly adverb
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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