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  2. Glossary of chemical formulae - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_chemical_formulae

    Ba(BrO) 2: barium hypobromite: Ba(BrO 2) 2: barium bromite: Ba(BrO 3) 2: barium bromate: 13967-90-3 Ba(BrO 3) 2 ·H 2 O: barium bromate monohydrate: 10326-26-8 Ba(BrO 3) 2 ·2H 2 O: barium bromate dihydrate: Ba(BrO 4) 2: barium perbromate: Ba(BrO 4) 2 ·3H 2 O barium perbromate trihydrate: 115873-17-1 Ba(BrO 4) 2 ·4H 2 O barium perbromate ...

  3. List of Greek and Latin roots in English/B - Wikipedia

    en.wikipedia.org/wiki/List_of_Greek_and_Latin...

    Root Meaning in English Origin language Etymology (root origin) English examples ba-[1](ΒΑ [2]): to step: Greek: βαίνειν (baínein), βατός (batós ...

  4. Letter frequency - Wikipedia

    en.wikipedia.org/wiki/Letter_frequency

    The California Job Case was a compartmentalized box for printing in the 19th century, sizes corresponding to the commonality of letters. The frequency of letters in text has been studied for use in cryptanalysis, and frequency analysis in particular, dating back to the Arab mathematician al-Kindi (c. AD 801–873 ), who formally developed the method (the ciphers breakable by this technique go ...

  5. Glossary of chemistry terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_chemistry_terms

    Alcohols have the general formula R–OH. aldehyde A functional group and a class of organic compounds consisting of a carbonyl group attached to a hydrogen atom and any other R-group. Aldehydes have the general formula R–C(H)=O. The skeletal formula for a generic aldehyde, where R denotes a variable carbon-containing substituent group aliphatic

  6. List of Latin words with English derivatives - Wikipedia

    en.wikipedia.org/wiki/List_of_Latin_words_with...

    This is a list of Latin words with derivatives in English language. Ancient orthography did not distinguish between i and j or between u and v. [1] Many modern works distinguish u from v but not i from j. In this article, both distinctions are shown as they are helpful when tracing the origin of English words. See also Latin phonology and ...

  7. Root Meaning in English Origin language Etymology (root origin) English examples rad-, ras-scrape, shave: Latin: rādere, rāsus: abrade, abrasion, abrasive, corrade ...

  8. List of English words that may be spelled with a ligature

    en.wikipedia.org/wiki/List_of_English_words_that...

    Note that some words contain an ae which may not be written æ because the etymology is not from the Greek -αι-or Latin -ae-diphthongs. These include: In instances of aer (starting or within a word) when it makes the sound IPA [ɛə]/[eə] (air). Comes from the Latin āër, Greek ἀήρ. When ae makes the diphthong / eɪ / (lay) or / aɪ ...

  9. List of English words of Old English origin - Wikipedia

    en.wikipedia.org/wiki/List_of_English_words_of...

    This is a list of English words inherited and derived directly from the Old English stage of the language. This list also includes neologisms formed from Old English roots and/or particles in later forms of English, and words borrowed into other languages (e.g. French, Anglo-French, etc.) then borrowed back into English (e.g. bateau, chiffon, gourmet, nordic, etc.).