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iodine, I, iodin, atomic number 53 | a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks) | |
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one, 1, ace, unity, single, I | the smallest whole number or a numeral representing this number | |
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one, 1, i, ane | used of a single unit or thing; not two or more | |
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I, i | the 9th letter of the Roman alphabet |