- a variation of -ie.
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y
yan unknown quantity.
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Y
Ynounthe 25th letter of the English alphabet, a semivowel.
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y-
y-a prefix occurring in certain obsolete words (ywis ) and especially in archaic past participles.
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-y
-ya native English suffix of adjectives meaning “characterized by or inclined to” the substance or action of the word or stem to which the suffix is attached: juicy; grouchy; rumbly; dreamy. Sometimes used to mean “allowing, fostering, or bringing about” the specified action: sippy.
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y.
y.abbreviationyard; yards.
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Y.
Y.abbreviationYMCA or YWCA
y
1 American-
an unknown quantity.
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(in Cartesian coordinates) the y-axis.
noun
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Y's,
plural
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Ys,
plural
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y's,
plural
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ys
plural
-
the 25th letter of the English alphabet, a semivowel.
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any spoken sound represented by the letter Y or y, as in yet, city, or rhythm.
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something having the shape of a Y .
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a written or printed representation of the letter Y or y.
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a device, as a printer's type, for reproducing the letter Y or y.
abbreviation
abbreviation
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the 25th in order or in a series.
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(sometimes lowercase) the medieval Roman numeral for 150.
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Electricity. admittance. Sometimes y
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Chemistry. yttrium.
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Biochemistry. tyrosine.
abbreviation
-
yard; yards.
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year; years.
symbol
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any unknown, unspecified, or variable factor, number, person, or thing
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chem yttrium
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currency
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yen
-
yuan
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noun
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the 25th letter of the modern English alphabet
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a speech sound represented by this letter, in English usually a semivowel, as in yawn, or a vowel, as in symbol or shy
-
-
something shaped like a Y
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( in combination )
a Y-cross
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suffix
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(from nouns) characterized by; consisting of; filled with; relating to; resembling
sunny
sandy
smoky
classy
-
(from verbs) tending to; acting or existing as specified
leaky
shiny
suffix
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denoting smallness and expressing affection and familiarity
a doggy
a granny
Jamie
-
a person or thing concerned with or characterized by being
a groupie
a fatty
suffix
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(from verbs) indicating the act of doing what is indicated by the verbal element
inquiry
-
(esp with combining forms of Greek, Latin, or French origin) indicating state, condition, or quality
geography
jealousy
symbol
-
the y- axis or a coordinate measured along the y- axis in a Cartesian coordinate system
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an algebraic variable
abbreviation
abbreviation
Other Word Forms
Noun Inflected Forms
Etymology
Origin of y-6
Middle English y-, i- (reduced variant a- ), Old English ge-, prefix with perfective, intensifying, or collective force; cognate with Old Frisian, Old Saxon ge-, gi-, Gothic ga-, German ge-; compare perhaps Latin com- com-
Origin of -y7
Old English -ig; cognate with German -ig; compare perhaps Latin -icus, Greek -ikos
Origin of -y8
From late Middle English (Scots), originally in names; of uncertain origin; baby and puppy, now felt as having this suffix, may be of different derivation
Origin of -y9
Representing Latin -ia, -ium; Greek -ia, -eia, -ion; French -ie; German -ie
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.
See Examples For:
The patriarch played a crucial role in the development of his daughter Selena’s career, establishing his family-led band Selena y Los Dinos in the 1980s as a way to meet financial needs.
From Los Angeles Times ● Sep. 3, 2026
The food alone made the day’s mileage seem like a bargain: octopus in Galicia, Arzúa-Ulloa cheese from a farmers market or milk-fed lamb that made me forgive every hill in Castilla y León.
From The Wall Street Journal ● Aug. 25, 2026
A massive fire near Madrid is close to merging with another blaze in neighbouring Castilla y Leon, government official Nicanor Sen Velez has said.
From Barron's ● Jul. 25, 2026
A 4,000-name petition calling for aerial help was prompted by one fire spreading into Coed y Brenin in Conwy county.
From BBC ● Jul. 22, 2026
The repetition of “Santa Maria, Madre de Dios, ruega Señora por nosotros los pecadores ahora y en la horn de nuestra muerte, amen,” slowly comforted and soothed my soul.
From "The Circuit: Stories from the Life of a Migrant Child" by Francisco Jiménez
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Tesla has long promised a profitable robotaxi business, powered primarily by the Cybercab and supplemented by self-driving Tesla Model Y vehicles.
From Los Angeles Times ● Sep. 4, 2026
Last year Tesla debuted its self-driving cars in Austin using its Model Y SUV vehicles, with the "Robotaxi" service gradually expanding to several other cities in Texas, Florida and California.
From Barron's ● Sep. 3, 2026
Tesla's recall involves 2.9 million domestically-made units of its Model 3 and Model Y electric cars and begins on September 25.
From Barron's ● Aug. 24, 2026
Our guest is a hardworking, well-groomed Model Y Premium RWD that I hooked up with through Turo, the peer-to-peer car-sharing platform.
From The Wall Street Journal ● Aug. 22, 2026
At once Calder had known what to do—the Y had to slide into the U, which had to fit next to the P. He even remembered the sequence of letters: YUP.
From "Chasing Vermeer" by Blue Balliett
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Since the x- and y- intercepts are the same point, we need two more points to graph the line.
From Textbooks ● Apr. 22, 2020
Now, let’s look at the points where these lines cross the y- axis.
From Textbooks ● Apr. 22, 2020
Choose any three values for x and then solve for the corresponding y- values.
From Textbooks ● Apr. 22, 2020
In each row, the x- coordinate of the point where the line crosses the y- axis is zero.
From Textbooks ● Apr. 22, 2020
Line-end hyphens were retained in past participles in i-, y- and equivalent, and after the prefixes out- and to-; they were omitted before common endings such as -lich, -ship, -ness, -full.
From A Concise Dictionary of Middle English From A.D. 1150 to 1580 by A. L. (Anthony Lawson) Mayhew
It’s another day ending in -y so Fortnite is having a new crossover event.
From The Verge ● Aug. 12, 2021
There has been a bit of inconsistency with the spelling of Zoey’s name, but it is with a -y.
From The Guardian ● Jan. 3, 2020
Well-established steps test for symmetry about an axis: replace x or y with -x or -y and then simplify the equation.
From The New Yorker ● Oct. 10, 2018
As for her name, did the author mean to suggest a diminutive or nickname—in English nomenclature, the -y ending is typical of both—or perhaps chokkie, nursery slang for a chocolate treat?
From Slate ● Sep. 8, 2015
Medull′ar, -y, consisting of, or resembling, marrow or pith; Med′ullated, provided with a medullary sheath.—n.
From Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) by Various
Find x and y. x = Dx, y = Dy.
From Textbooks ● May 6, 2020
Commander Joseph Jerome Sher in the Naval Medical Bulletin sidesteps the whole open *y. closed debate, recommends using the X-ray technique for 30 days in each cyst case before resorting to surgery.
From Time Magazine Archive
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I therefore commanded the b. y. to row me over to the spot where the derelict lay.
From Spanish Doubloons by Camilla Kenyon
The Vowels are a Voice or Sound modified by a various opening of the Mouth only, and are either Simple, or Uniform, as a. e. i. j. y. o. u. w.
From The Talking Deaf Man A Method Proposed, Whereby He Who is Born Deaf, May Learn to Speak by Daniel Foot
All y are x, and all x' are y. i.e.
From The Game of Logic by Lewis Carroll
I’m very satisfied with the Tesla Model 3 and Model Y. One-pedal driving, superb handling, confident acceleration and excellent stopping power if needed spoil you.
From The Wall Street Journal ● Aug. 12, 2026
Or, when the bot feels sassy: “Not X. Not Y. But Z.”
From Slate ● Mar. 20, 2026
The project’s curator, Christine Y. Kim, said “sister dreamer” gained momentum during the pandemic, when the need for public gathering spaces became urgent.
From Los Angeles Times ● Mar. 12, 2026
His team will search for additional human and animal remains that may contain traces of Y. pestis.
From Science Daily ● Mar. 7, 2026
He blinked twice at Y. Then O, then at L...and I needed no more letters to finish writing YOLANDA.
From "Silent To The Bone" by E.L. Konigsburg
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As for millennials, if you’re looking to draw that line for the current crop of thirty-to-fortysomethings, the point that separates Gen Y’s art and all that came before, look no further than Lena Dunham.
From Salon ● Aug. 30, 2026
The Model Y’s pitch starts with an altogether reasonable price.
From The Wall Street Journal ● Aug. 22, 2026
The Model Y’s charging rate maxes out at 250 kW.
From The Wall Street Journal ● Aug. 22, 2026
He lauded the Model Y’s best-selling status at the meeting and promoted the Cybertruck, his electric pickup, despite actions by regulators earlier this week to recall nearly all Cybertrucks on the road.
From Los Angeles Times ● Mar. 21, 2025
Thanks to his long acquaintanceship with the locker room attendant, he and Maniac were privileged to continue using the Y’s shower facilities at their pleasure.
From "Maniac Magee" by Jerry Spinelli
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Still, Tesla could be raising prices because it sees strong demand for higher-end Model Ys.
From Barron's ● May 17, 2026
To doubters, Scaringe and his executives frequently point to the success of Tesla’s similarly sized and priced Model Y. Tesla sold nearly 360,000 Model Ys in the U.S. in 2025, making it America’s bestselling EV.
From The Wall Street Journal ● Mar. 13, 2026
One such lost city – Ys – was believed to lie in the Bay of Douarnenez, just a few kilometres to the east.
From BBC ● Dec. 11, 2025
Tesla also resumed discounts on some Model Ys of nearly $600 off each.
From Reuters ● Jun. 1, 2023
And all along the rooftop of the structure stood twelve-foot-tall steel posts, a picket line of uppercase Ys, each of them strung with razor wire.
From "100 Sideways Miles" by Andrew Smith
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Subtract 7y to each side to get the y’s to one side.
From Textbooks ● May 6, 2020
I should have typed ‘Hey’ with two y’s, not just one!’
From The Guardian ● Jan. 10, 2016
“I should have typed ‘Hey’ with two y’s, not just one!”
From New York Times ● Jul. 6, 2015
I could add and subtract and multiply and divide, but I entered the wilderness when words became equations and x’s and y’s.
From The New Yorker ● Jan. 26, 2015
He picked up his pencil and began to try to untangle an equation with unknown x’s and unnamed y’s.
From "Tiger Boy" by Mitali Perkins
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The original is as follows: “By commyxstion and mellyng furst wiþ danes and afterward wiþ Normans in menye þe contray longage ys apeyred, and som vseþ strange wlaffyng, chyteryng, harrying and garryng, grisbittyng.”
From The Guardian ● Aug. 15, 2019
“He sa ys he kno ws,” Helen told Theresa.
From "Typical American" by Gish Jen
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Once ys is found as plural: 2524 ys—iwys.
From Torrent of Portyngale by Unknown
Lyke strings well tuned in an unison, No discord harsh ys navell could untye.
From The Portsmouth Road and Its Tributaries To-Day and in Days of Old by Charles G. (Charles George) Harper
His Gratious Sovereign hearing of his death, gave him his high comendation in ys pationate expression, Bring me a moorning scarffe, i have lost One of the best Commanders in this Kingdome.
From Curious Epitaphs by 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.