sequence

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sequence

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From Middle English sequence, from Old French sequence (“a sequence of cards, answering verses”), from Late Latin sequentia (“a following”), from Latin sequēns (“following”), from sequī (“to follow”); see sequent.

• (Received Pronunciation) IPA^(key): /ˈsiːkwəns/
• (General American, Canada) IPA^(key): /ˈsikwəns/, /ˈsi.kwɛns/

  • Audio (California):

    (file)

• (General Australian) IPA^(key): /ˈsiːkwəns/
• (New Zealand) IPA^(key): /ˈsiːkwəns/
• Homophone: sequins (General American, Canada)

sequence (countable and uncountable, plural sequences)

1. A set of things next to each other in a set order; a series.

   An alphabet follows a sequence.

   The risks involved in changing the DNA sequence is higher.

2. (uncountable) The state of being sequent or following; order of succession.

   Complete the listed tasks in sequence.

3. A series of musical phrases where a theme or melody is repeated, with some change each time, such as in pitch or length (example: opening of Beethoven's Fifth Symphony).
4. A musical composition used in some Catholic Masses between the readings. The most famous sequence is the Dies Irae (Day of Wrath) formerly used in funeral services.
6. (mathematics) An ordered list of objects, typically indexed with natural numbers.
7. (now rare) A subsequent event; a consequence or result.
   • 1891, Mary Noailles Murfree, In the "Stranger People's" Country, Nebraska, published 2005, pages 12–13:

     he found no words to convey the impressions he had received; then he gave way to the anger always the sequence of the antagonism of opinion between them.

8. A series of shots that depict a single action or style in a film, television show etc.
   • 2012 April 26, Tasha Robinson, “Film: Reviews: The Pirates! Band Of Misfits :”, in The Onion AV Club‎:

     What follows is a bunch of nonstop goofery involving chase sequences, dream sequences, fast-changing costumes and an improbable beard, a little musical help from Flight Of The Conchords, and ultimately a very physical confrontation with a surprisingly spry Victoria.

9. (card games) A meld consisting of three or more cards of successive ranks in the same suit, such as the four, five and six of hearts.

• (mathematics): Beginning students often confuse sequence with series.

• (a set of things next to each other in a set order): See Thesaurus:sequence

• (mathematics): function

• presequence
• (computing): escape sequence

• (mathematics): term

sequence (third-person singular simple present sequences, present participle sequencing, simple past and past participle sequenced)

1. (transitive) To arrange (something) in an order.

   We sequenced the code to keep it organised.

   The later edition of the book sequenced the chapters differently, which caused a lot of confusion among non-technical readers.

2. (transitive, biochemistry) To determine the order of monomers in (a biological polymer), e.g. of amino acids in (a protein), or of bases in (a nucleic acid).
3. (transitive, music) To produce (music) with a sequencer.
4. (intransitive, uncommon) To proceed through a sequence or series of things.
   • 2021 April 21, Benita Strnad, Ginger Magnusson Hewitt, “Reading a Book Through Its Cover: The Importance of Preserving Visual and Tactile Information in Children’s and Young Adult Literature in the Academic Library”, in Collection Management, volume 46, numbers 3–4, →DOI, page 335:

     Children start to make meanings and connections as soon as they encounter the book. This starts with the initial analyses and inferences they make when they see the book cover and continues as they sequence through the interior illustrations.

   • 2023 July 21, Madeline Alizadeh, Osman Ali, Raymond K. Cross, “Assessing Progression of Biologic Therapies Based on Smoking Status in Patients With Crohn’s Disease”, in Inflammatory Bowel Diseases, volume 20, →DOI, page 2:

     If indeed smokers sequence through more biologic therapies, these findings may bring about significant practice changes focused on smoking cessation earlier in the CD course.

• “sequence”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• William Dwight Whitney, Benjamin E Smith, editors (1911), “sequence”, in The Century Dictionary , New York, N.Y.: The Century Co., →OCLC.