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Tt vs Oo - What's the difference?

tt | oo |

As nouns the difference between tt and oo

is that tt is time trial while oo is the Greek letter omega.

As an initialism TT

is tuberculin tested (a quality of milk in post-war Britain.

As an abbreviation tt

is teetotal.

tt

Translingual

Symbol

(head)
  • The ISO 3166-1 two-letter (alpha-2) code for Trinidad and Tobago.
    • ISO 3166-1 ----

    oo

    English

    (wikipedia oo)

    Etymology 1

    Representation of a long-o sound.

    Noun

    (en noun)
  • (obsolete) The Greek letter omega.

    • Etymology 2

    (Moho) From (etyl) , resembling its call.

    Noun

    (en noun)
  • A Hawaiian bird of the genus Moho , formerly classed with the honeyeaters and now believed to be extinct.
    • English palindromes English two-letter words ----