Definition of glass in English:

glass

Line breaks: glass
Pronunciation: /ɡlɑːs
 
/

noun

1 [mass noun] 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 [as modifier]: a glass door
More example sentences
  • I closed my eyes and leaned against the cool glass window, feeling sick.
  • Silica is one of the basic materials of sand and it forms glass when it fuses.
  • For anyone who does not know, glass is a hard, transparent or translucent brittle material that does not dissolve is not flammable.
1.1A substance similar to glass which has solidified from a molten state without crystallizing: the black volcanic glass makes the beaches sparkle
More example sentences
  • A glass is a substance that is non-crystalline yet almost completely undeformable.
  • Trehalose may also stabilise tissues by trapping them in an immobile sugar glass.
  • They offer chemically inert fluid paths of Teflon, Kel-F, and borosilicate glass.
1.2Glassware: we sell china and glass
More example sentences
  • The firm sells high quality china, glass and collectables.
  • There will also be antique glass, china, furniture and metalware on display.
  • Lesser items, such as old magazines, inexpensive glass and china ware, may just sit in boxes.
Synonyms
glassware, crystal, crystalware
rare vitrics
1.3Greenhouses or cold frames considered collectively: lettuces grown under glass
More example sentences
  • Genetically engineer algae or other plant species to grow well under lunar conditions under filtered glass.
  • Flowers for shows earlier in the year are grown under glass at his address in Thorpe Audlin, Pontefract, but for Chelsea he had them growing in a tunnel.
  • The plants grown under glass were exposed to short treatments with supplementary UV-B.
2A drinking container made from glass: a beer glass
More example sentences
  • First of all, you should always be drinking quality beers out of a glass.
  • I once saw a girl drinking beer from a pint glass with a straw.
  • His picture decorates stickers, cigarette lighters, record sleeves, cups, beer glasses and so on - Che is omnipresent.
2.1The contents of a glass: have a glass of wine
More example sentences
  • Before that fateful day, my partner was content with a glass of orange juice in the morning.
  • Unravelling the small package he brought with him, he tipped its contents into a glass of water.
  • I accompanied my meal with a glass of draught cider for £1.10.
3A lens, or an optical instrument containing a lens or lenses, in particular a monocle or a magnifying lens.
More example sentences
  • This allows you to scrutinize as much of the glass lens elements as possible.
  • Somewhere outside there was a street lamp, it was caught in the glass, repeated, magnified and diminished, countless times.
  • Etta was a very austere widow who wore a little glass lens on a chain around her neck and held it up to peer at Norm and I whenever she visited us.
4chiefly British A mirror: she couldn’t wait to put the dress on and look in the glass
More example sentences
  • When he sat in front of the massive picture window that framed his easel, the glass mirrored his likeness under a mammoth magnolia tree.
Synonyms
4.1 dated A weather glass.
4.2 archaic An hourglass: every hour the ship’s glass was turned

verb

[with object] Back to top  
1Cover or enclose with glass: the inn has a long gallery, now glassed in
More example sentences
  • This was the entrance to our front porch, which was all glassed in.
  • It has been glassed in and made into an attractive Visitors' Centre.
  • Although the arrow slits in the walls are glassed in and electric bulbs take the place of candlelight, as you ascend the narrow, anti-clockwise staircase, the feeling of a different time is strong.
2(Especially in hunting) scan (one’s surroundings) with binoculars: the first day was spent glassing the rolling hills
More example sentences
  • They stop and pass the binoculars back and forth, glassing the walls.
  • Opening morning found us perched near the top of some Georgia pines, freezing half to death, overlooking a small field where we had glassed a few good bucks during the summer.
  • They were so large I thought at first they were bear tracks, and I spent the rest of the day anxiously glassing the cliffs above.
3British informal Hit (someone) in the face with a beer glass: he glassed the landlord because he’d been chatting to Jo
More example sentences
  • He was convicted of glassing a man in 1991, and on Monday received a mandatory, new-style life sentence for a second offence of wounding with intent.
  • An electrical engineer has escaped a jail sentence for glassing a former friend in the face, but must pay him £750 compensation.
  • An illegal immigrant who glassed a man in a Chippenham nightclub has been remanded in custody by a judge at Swindon Crown Court.

Origin

Old English glæs, of Germanic origin; related to Dutch glas and German Glas.

Phrases

the glass is half-full (or half-empty)

Used to refer to an optimistic (or pessimistic) outlook on life: she remains a person for whom the glass is always half-full, not half-empty I like to think of myself as a glass half-full kind of guy
More example sentences
  • I'm curious from the president's point of view whether the glass is half-empty or half-full.
  • They can choose the glass is half-empty story, the glass is half-full story or they can write a little of both.
  • They can choose the glass is half-empty story, the glass is half-full story or they can write a little of both.

people (who live) in glass houses shouldn't throw stones

proverb You shouldn’t criticize others when you have similar faults of your own.
More example sentences
  • So people who live in glass houses shouldn't throw stones, eh?
  • The shadow environment secretary said: ‘It's all very well criticising the failure of America to sign up to Kyoto, but people in glass houses shouldn't throw stones.
  • Yes, it's an extremely derogatory term, and not one I would use myself, unless I'm angry of course, and even then I would feel uneasy (people in glass houses shouldn't throw stones).

Derivatives

glassful

noun (plural glassfuls)
More example sentences
  • Myself, I left at about 10.30 pm, having already spotted that the last bottle of red wine in the kitchen only had about one glassful left in it.
  • I drink a large glassful of the juice every day and, hey presto, no more ulcers.
  • When I found one I quickly downed a few glassfuls of water within 5 seconds.

glassless

adjective
More example sentences
  • We walk past block after block of colonial stone buildings with 12-foot doorways and elaborate lintels, grillwork balconies, and shuttered, glassless windows.
  • People leant through the glassless windows watching our browsing.
  • Minutes later, I'm lounging on my bed and gazing through the glassless windows onto a panorama of paradise.

glass-like

adjective
More example sentences
  • The unusually fine clay yielded a porcelain china that was translucent with a glass-like finish.
  • The hilt and crosspiece were made of a dark metal, and a thin wire wrapped around cross-guard, attaching it to the chain, while the blade was made of a clear glass-like substance.
  • Ice froze in the air, crystallized it into glass-like shards.

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