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1

glass

play
noun, often attributive \ˈglas, ˈgläs\

Simple Definition of glass

  • : a hard usually transparent material that is used for making windows and other products

  • : a drinking container made out of glass

  • : the amount held by a glass container

Source: Merriam-Webster's Learner's Dictionary

Full Definition of glass

  1. 1 :  any of various amorphous materials formed from a melt by cooling to rigidity without crystallization: as a :  a usually transparent or translucent material consisting typically of a mixture of silicates b :  a material (as obsidian) produced by fast cooling of magma

  2. 2 a :  something made of glass: as (1) :  tumbler; also :  glassware (2) :  mirror (3) :  barometer (4) :  hourglass (5) :  backboard 1 b (1) :  an optical instrument or device that has one or more lenses and is designed to aid in the viewing of objects not readily seen (2) :  field glasses, binoculars —usually used in plural c plural :  a device used to correct defects of vision or to protect the eyes that consists typically of a pair of glass or plastic lenses and the frame by which they are held in place —called also eyeglasses, spectacles

  3. 3 :  the quantity held by a glass container

  4. 4 :  fiberglass

glassful

play \ˈglas-ˌfu̇l\ noun

glassless

play \-ləs\ adjective

Examples of glass in a sentence

  1. The waiter filled our glasses with water.

  2. She drank two glasses of water.

  3. She was wearing dark glasses with thick black frames.



Origin and Etymology of glass

Middle English glas, from Old English glæs; akin to Old English geolu yellow — more at yellow


First Known Use: before 12th century


2

glass

verb

Simple Definition of glass

  • : to fit, protect, or enclose (something) with glass

Source: Merriam-Webster's Learner's Dictionary

Full Definition of glass

  1. transitive verb
  2. 1 a :  to provide with glass :  glaze 1 b :  to enclose, case, or wall with glass <the sunroom was glassed in>

  3. 2 :  to make glassy

  4. 3 a :  reflect b :  to see mirrored

  5. 4 :  to look at through an optical instrument (as binoculars)

  6. intransitive verb
  7. :  1glaze 1

14th Century

First Known Use of glass

14th century

Other Building Terms


Glass

play
biographical name \ˈglas\

Definition of Glass

  1. Carter 1858–1946 Am. statesman




Glass

biographical name

Definition of Glass

  1. Philip 1937–     Am. composer





GLASS Defined for Kids

glass

play
noun \ˈglas\

Definition of glass for Students

  1. 1 :  a hard brittle usually transparent substance commonly made from sand heated with chemicals

  2. 2 :  a drinking container made of glass

  3. 3 glasses plural :  a pair of glass or plastic lenses held in a frame and used to help a person see clearly or to protect the eyes

  4. 4 :  the contents of a glass <a glass of milk>




Medical Dictionary

glass

play
noun , often attributive \ˈglas\

Medical Definition of glass

  1. 1a:  an amorphous inorganic usually transparent or translucent substance consisting of a mixture of silicates or sometimes borates or phosphates formed by fusion of silica or of oxides of boron or phosphorus with a flux and a stabilizer into a mass that cools to a rigid condition without crystallizationb:  a substance resembling glass especially in hardness and transparency <organic glasses made from plastics>

  2. 2a:  an optical instrument or device that has one or more lenses and is designed to aid in the viewing of objects not readily seenbglasses plural :  a device used to correct defects of vision or to protect the eyes that consists typically of a pair of glass or plastic lenses and the frame by which they are held in place—called also eyeglasses





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