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  2. Root Meaning in English Origin language Etymology (root origin) English examples macer-lean: Latin: macer: emaciate, macerate, meager macr-[1]long: Greek: μακρός (makrós), μακρότης (makrótēs) "length"

  3. Country codes: M - Wikipedia

    en.wikipedia.org/wiki/Country_codes:_M

    ISO 3166-1 alpha-2. MO. ICAO airport code prefix. VM. E.164 code. 853. IOC country code — Country code top-level domain.mo. ICAO aircraft regis. prefix. B-M. E.212 mobile country code. 455. NATO three-letter code. MAC. NATO two-letter code. MC. LOC MARC code. MH. ITU Maritime ID. 453. ITU letter code. MAC. FIPS country code. MC. License plate ...

  4. English prefix - Wikipedia

    en.wikipedia.org/wiki/English_prefix

    The first prefix un-"not" is attached to adjective and participle bases while the second prefix un-"reverse action" is attached to either verb or noun bases. Thus, English can have two words that are pronounced and spelled the same and have the same lexical category but have different meanings, different prefixes, a different internal ...

  5. Telephone exchange names - Wikipedia

    en.wikipedia.org/wiki/Telephone_exchange_names

    Telephone numbers listed in 1920 in New York City having three-letter exchange prefixes. In the United States, the most-populous cities, such as New York City, Philadelphia, Boston, and Chicago, initially implemented dial service with telephone numbers consisting of three letters and four digits (3L-4N) according to a system developed by W. G. Blauvelt of AT&T in 1917. [1]

  6. List of aircraft registration prefixes - Wikipedia

    en.wikipedia.org/wiki/List_of_aircraft...

    UP-AAA01 to UP-ZZZ99 (Suffix letters refer to aircraft type). Changed from UN to avoid confusion with the United Nations. Kenya: 5Y [3] 5Y-AAA to 5Y-ZZZ Kiribati:

  7. Metric prefix - Wikipedia

    en.wikipedia.org/wiki/Metric_prefix

    Except for the early prefixes of kilo-, hecto-, and deca-, the symbols for the prefixes for multiples are uppercase letters, and those for the prefixes for submultiples are lowercase letters. [8] All of the metric prefix symbols are made from upper- and lower-case Latin letters except for the symbol for micro, which is uniquely a Greek letter ...

  8. Amateur radio call signs - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio_call_signs

    PNSS, 1×2 call sign prefix always a letter, suffix almost always two letters to avoid confusion with 2×1 call signs. As a precaution, the ITU has issued no prefixes in the B, F, G, I, K, M, N, R or W block ranges with letter-number possibilities, meaning that the first digit would have to be the separating numeral anyway.

  9. List of family name affixes - Wikipedia

    en.wikipedia.org/wiki/List_of_family_name_affixes

    Both Mac and Mc are sometimes written M ac and M c (with superscript ac or c). Mc is pronounced Mac in some names. Ni , Nic – ( Irish ) "daughter of", from Irish "iníon" meaning "daughter" [ 4 ]