se·​quen·​tial | \ si-ˈkwen(t)-shəl How to pronounce sequential (audio) \

Definition of sequential

1 : of, relating to, or arranged in a sequence : serial sequential file systems
2 : following in sequence
3 : relating to or based on a method of testing a statistical hypothesis that involves examination of a sequence of samples for each of which the decision is made to accept or reject the hypothesis or to continue sampling

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Other Words from sequential

sequentially \ si-​ˈkwen(t)-​sh(ə-​)lē How to pronounce sequentially (audio) \ adverb

Did You Know?

Things in sequence, or regular order, are arranged sequentially. Most novels and films move sequentially, but some use techniques such as flashbacks that interrupt the movement forward in time. Sequential courses in college must follow each other in the proper order, just like sequential tasks or steps.

Examples of sequential in a Sentence

Put the cards in sequential order. explained that if the two required algebra semesters weren't sequential, the students would likely forget the material
Recent Examples on the Web This case should include sequential communication like notifications, general internal and external announcements, and notices to employees. Joel Paul, Quartz India, "There’s no easy way to layoff employees, but the damage can be minimised," 14 Jan. 2020 Before the trial, prosecutors had Mary watch the nine hours of videos on two occasions, first to try and put the rapes in sequential order and another time to interpret the transcript. Rick Weegman, Twin Cities, "Mary Stauffer recalls 1980 kidnapping in Roseville, being held with her 8-year-old daughter for 53 days," 3 Oct. 2019 But Interstellar Probe needs to plan for a multigenerational, sequential process from the beginning. Lee Billings, Scientific American, "Proposed Interstellar Mission Reaches for the Stars, One Generation at a Time," 12 Nov. 2019 The plant then uses that captured energy to build sugars in a process that involves two sequential systems. Emily Willingham, Scientific American, "Key Photosynthesis Complex Viewed in Spinach," 13 Nov. 2019 From the soothing, sequential flow of Sun Salutations to the blissful stillness of Savasana, there’s nothing like a good yoga session to find your zen when life gets chaotic. Alexa Tucker, House Beautiful, "How to Create a Yoga Studio in Your House," 12 Nov. 2019 The most daunting issue: fitting an engine and adapting it to the sequential transaxle. Ezra Dyer, Popular Mechanics, "One Man's Quest To Make a Street-Legal IndyCar," 20 Oct. 2019 The cover and some exclusive (non-sequential) pages from the book are shown below. Graeme Mcmillan, The Hollywood Reporter, "Fantagraphics Acquires New Graphic Novel Series 'The Cloven'," 8 Oct. 2019 According to Koff, sequential monophage therapy makes sense for treating cystic fibrosis and certain other chronic diseases that sequester bad bacteria in the body. Charles Schmidt, Scientific American, "Phage Therapy Could Beat Drug-Resistant Illnesses," 1 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sequential.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of sequential

1844, in the meaning defined at sense 1

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Time Traveler for sequential

Time Traveler

The first known use of sequential was in 1844

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Last Updated

23 Jan 2020

Cite this Entry

“Sequential.” The Dictionary, Merriam-Webster Inc., Accessed 27 January 2020.

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More Definitions for sequential


How to pronounce sequential (audio)

English Language Learners Definition of sequential

: of, relating to, or arranged in a particular order or sequence
: happening in a series or sequence


se·​quen·​tial | \ si-ˈkwen-chəl \

Medical Definition of sequential

1 : occurring as a sequela of disease or injury
2 : of, relating to, forming, or taken or administered in a sequence sequential chemotherapy

Other Words from sequential

sequential noun

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Comments on sequential

What made you want to look up sequential? Please tell us where you read or heard it (including the quote, if possible).


one that suddenly gains wealth or power

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