English thesaurus | |||
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o | |||
optical effect | |||
opt. | |||
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Optical Properties Technical Information Center | |||
optical procedural task instruction compiler |
optical: 22 phrases in 6 subjects |
Chemistry | 6 |
Communications | 8 |
Economy | 3 |
Microsoft | 1 |
Natural sciences | 2 |
Physical sciences | 2 |