I meaning

UK /aɪ/ US /aɪ/ 1 syllable

I (noun): 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).

I has 4 meanings in this dictionary, as noun and adjective.

I as a noun

  1. 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)

    Synonyms: iodine, iodin, atomic number 53

    Type of: chemical element, halogen

    Kinds: iodine-131, iodine-125

  2. the smallest whole number or a numeral representing this number
    • he has the one but will need a two and three to go with it
    • they had lunch at one

    Synonyms: one, 1, ace, single, unity

    Type of: digit

    Kinds: monad, singleton

  3. the 9th letter of the Roman alphabet

    Type of: letter

I as an adjective

  1. used of a single unit or thing; not two or more
    • `ane' is Scottish

    Synonyms: one, 1, ane

    Similar: cardinal

How to pronounce I

I is pronounced /aɪ/ in British English and /aɪ/ in American English. It has 1 syllable.

Words that rhyme with I

More about I on Wikipedia.