離散の定義と意味 | Dictionary.com

DISCRETE Definition & Meaning | Dictionary.com Synonyms discrete American [dih- skreet ] / dɪˈskrit / adjective apart or detached from others; separate; distinct. six discrete parts. Synonyms: unconnected , individual , different consisting of or characterized by distinct or individual parts; discontinuous. Mathematics. (of a topology or topological space) having the property that every subset is an open set. defined only for an isolated set of points. a discrete variable. using only arithmetic and algebra; not involving calculus. discrete methods. discrete British / dɪsˈkriːt / adjective separate or distinct in form or concept consisting of distinct or separate parts statistics (of a variable) having consecutive values that are not infinitesimally close, so that its analysis requires summation rather than integration (of a distribution) relating to a discrete variable Compare continuous "Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Usage What’s the difference between discrete and discreet ? Discrete means separate or distinct, as in discrete concepts or discrete parts . Discreet most commonly means tactful, prudent, or careful to avoid revealing things that may cause embarrassment, such as when communicating sensitive information, as in a discreet message or You can tell her, but be discreet about it . Less commonly, discreet can also mean unobtrusive—a modest necklace may be described as discreet . In all cases, the word discreet is used in situations in which an effort is made to avoid calling attention to someone or something. When you’re being discreet , you’re showing discretion . Discrete , on the other hand, is typically used in technical, non-personal contexts. It has more specific meanings in the context of math and statistics. Here’s a fun way to remember the difference: in discreet , the two e ’s are right next to each other—the one e looks like it’s discreetly whispering something in the other’s ear. In discrete , the two e ’s are kept separate by the t in the middle. Here’s an example of discrete and discreet used correctly in a sentence. Example: He mistakenly thought the two parts were discrete, but I told him that they are in fact connected—in a discreet way, of course. Want to learn more? Read the full breakdown of the difference between discrete and discreet . Commonly Confused See discreet Other Word Forms discretely adverb discreteness noun Etymology Origin of discrete 1350–1400; Middle English < Latin discrētus separated; see discreet Explanation Discrete means separate or divided. A discrete unit is a separate part of something larger. A room is a discrete space within a house, just as the crankshaft is a discrete part of a car engine. If something is discrete, it has its own space. An ice cube comes from an ice tray, but it has its own discrete compartment. A student government might have discrete committees for different projects. Don't confuse discrete with its close cousin discreet , which means “appropriately private.” Billionaire Bruce Wayne, for example, is very discreet about his secret life as Batman. You could say Batman is a discrete, or separate, part of Bruce Wayne’s identity. Anything distinct and separated is discrete. Keep Reading on Vocabulary.com Vocabulary lists containing discrete Grade 12, List 1 Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide! Some Tricky Adjectives Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use! Commonly Confused Words, List 3 Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time! Example Sentences Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com. Rodríguez Castro has since settled into a more discrete lifestyle. From The Wall Street Journal • Apr. 14, 2026 Alison-Madueke said another property overlooking Regent's Park was used for "discrete" official meetings, while she said another property she is accused of using was "completely gutted" for renovations and unusable when she saw it. From BBC • Apr. 13, 2026 As their characters, Conforti, Blanchard and Ardies, deftly carve out discrete personalities beneath their plum-colored homogeneity, each playing a role that is, in turn, playing a role while also remaining desperately human. From Los Angeles Times • Apr. 8, 2026 Human knowledge is not a discrete entity like a file on a computer. From Salon • Mar. 30, 2026 By 1910, the greatest minds in biology had accepted that discrete particles of information carried on chromosomes were the carriers of hereditary information. From "The Gene" by Siddhartha Mukherjee Related Words disconnected distinct various Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023 Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.