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Glas vs. Glass — Which is Correct Spelling?

By Tayyaba Rehman — Updated on March 22, 2024
"Glas" is an incorrect spelling. The correct spelling is "Glass," a hard, transparent material.
Glas vs. Glass — Which is Correct Spelling?

Which is correct: Glas or Glass

How to spell Glass?


Incorrect Spelling


Correct Spelling

Key Differences

Glass holds "liquid," both words have double consonants.
"Glass" is as clear as its meaning with two 's's.
Glass, like "grass," has two 's' at the end.
Think of "glass" having an extra 's' for its solid nature.
A single 's' in "glas" appears incomplete, while "glass" with two 's's appears whole.

How Do You Spell Glass Correctly?

Incorrect: She filled the glas with water.
Correct: She filled the glass with water.
Incorrect: We need to recycle the glas bottles.
Correct: We need to recycle the glass bottles.
Incorrect: The table is made of glas.
Correct: The table is made of glass.
Incorrect: He broke the glas by accident.
Correct: He broke the glass by accident.
Incorrect: The window is made out of glas.
Correct: The window is made out of glass.

Glass Definitions

Glass is a hard, transparent material often used for windows and containers.
The window was made of clear glass.
Glass can refer to a container made from this material, especially for drinking.
She filled her glass with water.
Glass can denote a mirror or a reflective surface.
She glanced at her reflection in the glass.
Glass is a non-crystalline, often transparent amorphous solid, that has widespread practical, technological, and decorative use in, for example, window panes, tableware, and optics. Glass is most often formed by rapid cooling (quenching) of the molten form; some glasses such as volcanic glass are naturally occurring.
A hard, brittle substance, typically transparent or translucent, made by fusing sand with soda and lime and cooling rapidly. It is used to make windows, drinking containers, and other articles
The screen is made from glass
A glass door
A drinking container made from glass
A beer glass
A lens, or an optical instrument containing a lens or lenses, in particular a monocle or a magnifying lens.
A mirror
She couldn't wait to put the dress on and look in the glass
Cover or enclose with glass
The inn has a long gallery, now glassed in
(especially in hunting) scan (one's surroundings) with binoculars
The first day was spent glassing the rolling hills
Hit (someone) in the face with a beer glass
He glassed the landlord because he'd been chatting to Jo
Reflect as if in a mirror
The opposite slopes glassed themselves in the deep dark water
Any of a large class of materials with highly variable mechanical and optical properties that solidify from the molten state without crystallization, are typically made by silicates fusing with boric oxide, aluminum oxide, or phosphorus pentoxide, are generally hard, brittle, and transparent or translucent, and are considered to be supercooled liquids rather than true solids.
A drinking vessel.
A mirror.
A barometer.
A window or windowpane.
The series of transparent plastic sheets that are secured vertically above the boards in many ice rinks.
Glasses A pair of lenses mounted in a light frame, used to correct faulty vision or protect the eyes.
Often glasses A binocular or field glass.
A device, such as a monocle or spyglass, containing a lens or lenses and used as an aid to vision.
The quantity contained by a drinking vessel; a glassful.
Objects made of glass; glassware.
Made or consisting of glass.
Fitted with panes of glass; glazed.
To enclose or encase with glass.
To put into a glass container.
To provide with glass or glass parts.
To make glassy; glaze.
To see reflected, as in a mirror.
To reflect.
To scan (a tract of land or forest, for example) with an optical instrument.
To become glassy.
To use an optical instrument, as in looking for game.
An amorphous solid, often transparent substance, usually made by melting silica sand with various additives (for most purposes, a mixture of soda, potash and lime is added).
The tabletop is made of glass.
A popular myth is that window glass is actually an extremely viscous liquid.
Any amorphous solid (one without a regular crystal lattice).
Metal glasses, unlike those based on silica, are electrically conductive, which can be either an advantage or a disadvantage, depending on the application.
(countable) A vessel from which one drinks, especially one made of glass, plastic, or similar translucent or semi-translucent material.
Fill my glass with milk, please.
(metonymically) The quantity of liquid contained in such a vessel.
There is half a glass of milk in each pound of chocolate we produce.
(uncountable) Glassware.
We collected art glass.
A magnifying glass or telescope.
(sport) A barrier made of solid, transparent material.
The backboard.
He caught the rebound off the glass.
(ice hockey) The clear, protective screen surrounding a hockey rink.
He fired the outlet pass off the glass.
Transparent or translucent.
Glass frog;
Glass shrimp;
Glass worm
(obsolete) An hourglass.
Lenses, considered collectively.
Her new camera was incompatible with her old one, so she needed to buy new glass.
A pane of glass; a window (especially of a coach or similar vehicle).
(transitive) To fit with glass; to glaze.
(transitive) To enclose in glass.
(transitive) fibreglass To fit, cover, fill, or build, with fibreglass-reinforced resin composite (fiberglass).
To strike (someone), particularly in the face, with a drinking glass with the intent of causing injury.
To bombard an area with such intensity (nuclear bomb, fusion bomb, etc) as to melt the landscape into glass.
(transitive) To view through an optical instrument such as binoculars.
(transitive) To smooth or polish (leather, etc.), by rubbing it with a glass burnisher.
To reflect; to mirror.
(transitive) To make glassy.
(intransitive) To become glassy.
A hard, brittle, translucent, and commonly transparent substance, white or colored, having a conchoidal fracture, and made by fusing together sand or silica with lime, potash, soda, or lead oxide. It is used for window panes and mirrors, for articles of table and culinary use, for lenses, and various articles of ornament.
Any substance having a peculiar glassy appearance, and a conchoidal fracture, and usually produced by fusion.
Anything made of glass.
She would not liveThe running of one glass.
A drinking vessel; a tumbler; a goblet; hence, the contents of such a vessel; especially; spirituous liquors; as, he took a glass at dinner.
Glass coaches are [allowed in English parks from which ordinary hacks are excluded], meaning by this term, which is never used in America, hired carriages that do not go on stands.
To reflect, as in a mirror; to mirror; - used reflexively.
Happy to glass themselves in such a mirror.
Where the Almighty's form glasses itself in tempests.
To case in glass.
To cover or furnish with glass; to glaze.
To smooth or polish anything, as leater, by rubbing it with a glass burnisher.
A brittle transparent solid with irregular atomic structure
A glass container for holding liquids while drinking
The quantity a glass will hold
A small refracting telescope
Amphetamine used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant
A mirror; usually a ladies' dressing mirror
Glassware collectively;
She collected old glass
Furnish with glass;
Glass the windows
Scan (game in the forest) with binoculars
Enclose with glass;
Glass in a porch
Put in a glass container
Become glassy or take on a glass-like appearance;
Her eyes glaze over when she is bored
Glass can mean an optical instrument or lens.
He looked through the magnifying glass.
Glass refers to objects or items made from this material.
The shop has a variety of glass sculptures.

Glass Meaning in a Sentence

He cleaned the glass windows until they sparkled.
The artist creates beautiful sculptures out of glass.
The sunlight streamed through the stained glass window.
She poured milk into the glass and drank it quickly.
She admired the colorful glass vase on the shelf.
The scientist examined the sample under a glass slide.
The glass of water spilled all over the table.
She chose a glass bottle over plastic for environmental reasons.
The sound of breaking glass startled everyone.
They installed energy-efficient glass in their new home.
The glass greenhouse was filled with exotic plants.
The glass sculpture glistened under the exhibit lights.
The museum displayed ancient glass artifacts from Rome.
The glass tower stood out against the skyline.
The waiter brought a fresh glass of lemonade to the table.
She preferred drinking from a glass mug.
The detective found a piece of glass at the crime scene.

Glass Idioms & Phrases

Through the looking glass

Referring to a strange or surreal experience.
Entering the old mansion felt like stepping through the looking glass.

Glass half full

An optimistic view of a situation, focusing on the positive rather than the negative.
Despite the challenges, he always sees the glass as half full.

People in glass houses shouldn't throw stones

One should not criticize others when one is similarly at fault.
He criticized my spending habits, but people in glass houses shouldn't throw stones.

Glass half empty

A pessimistic view of a situation, focusing on the negative.
She tends to see the glass as half empty, worrying about what might go wrong.

Glass ceiling

An unofficial barrier to advancement in a profession, especially affecting women and minorities.
She's determined to break the glass ceiling in her industry.

Clear as glass

Very clear and easy to understand.
Her explanation was as clear as glass, leaving no room for confusion.

Walking on broken glass

Going through a difficult or delicate situation that requires great care.
Negotiating that deal was like walking on broken glass.

A glass act

Something of high quality or excellence.
The performance was a glass act, exceeding everyone's expectations.

Raise a glass

To make a toast in honor or celebration of something or someone.
Let's raise a glass to the newlyweds and wish them happiness.

Common Curiosities

Why is it called Glass?

The word originates from Old English "glæs" referring to the substance.

What is the verb form of Glass?

"Glass" can be a verb meaning to encase or cover with glass.

What is the root word of Glass?

The Old English word "glæs."

Which preposition is used with Glass?

"Of" as in "glass of water."

Is Glass an abstract noun?


What is the singular form of Glass?


Which vowel is used before Glass?

"A" as in "a glass."

What is the pronunciation of Glass?


Is Glass a vowel or consonant?

"Glass" is a word containing both vowels and consonants.

What is the plural form of Glass?


Is the Glass term a metaphor?

It can be used metaphorically, as in "people in glass houses."

What part of speech is Glass?

It's primarily a noun, but can be a verb.

Which conjunction is used with Glass?

Any conjunction can be used depending on the sentence.

What is the opposite of Glass?

Opaque material, when referring to transparency.

Which article is used with Glass?

"The" or "a" depending on the context.

Is Glass a noun or adjective?

Primarily a noun, but can be an adjective as in "glass surface."

Is Glass a negative or positive word?


Is Glass a countable noun?

It can be, depending on context (e.g., two glasses of water).

Is Glass a collective noun?


Is the word Glass imperative?

No, but can be used in an imperative context: "Glass the frame."

How many syllables are in Glass?

One syllable.

How do we divide Glass into syllables?

Glass is one syllable and isn't typically divided.

What is the second form of Glass (when used as a verb)?


What is the third form of Glass (when used as a verb)?


What is a stressed syllable in Glass?

The whole word, since it's one syllable.

Which determiner is used with Glass?

"The," "a," or "some" depending on the context.

What is the first form of Glass (when used as a verb)?


Is Glass an adverb?


What is another term for Glass?

Pane (when referring to windows).

How is Glass used in a sentence?

The glass vase shattered when it fell to the ground.

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Author Spotlight

Written by
Tayyaba Rehman
Tayyaba Rehman is a distinguished writer, currently serving as a primary contributor to As a researcher in semantics and etymology, Tayyaba's passion for the complexity of languages and their distinctions has found a perfect home on the platform. Tayyaba delves into the intricacies of language, distinguishing between commonly confused words and phrases, thereby providing clarity for readers worldwide.

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