Definition of cement
1a : concreteb : a powder of alumina, silica, lime, iron oxide, and magnesium oxide burned together in a kiln and finely pulverized and used as an ingredient of mortar and concrete; also : any mixture used for a similar purpose
2 : a binding element or agency: such asa : a substance to make objects adhere to each otherb : something serving to unite firmly justice is the cement that holds a political community together — R. M. Hutchins
3 : cementum
4 : a plastic composition made especially of zinc or silica for filling dental cavities
5 : the fine-grained groundmass or glass of a porphyry
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Examples of cement in a Sentence
There is a layer of cement under the bricks.
what kind of cement works best on glass and pottery?
Origin and Etymology of cement
Middle English sement, from Anglo-French ciment, from Latin caementum stone chips used in making mortar, from caedere to cut
cement
Definition of cement
transitive verb
1 : to unite or make firm by or as if by cement Pebbles were cemented together by clay. has cemented his role as a leader on the team — T. W. Smith
2 : to overlay with concrete cemented the cellar floor
intransitive verb
: to become cemented
cementer
nounExamples of cement in a Sentence
A win would cement her reputation as a strong competitor.
First Known Use of cement
14th century
CEMENT Defined for English Language Learners
cement
playDefinition of cement for English Language Learners
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: a soft gray powder that is mixed with water and other substances to make concrete
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: the hard substance that is made when cement is mixed with water and allowed to dry
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: a substance that is used to make things stick together
cement
Definition of cement for English Language Learners
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: to join (things) together with cement
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: to make (something) stronger
CEMENT Defined for Kids
Definition of cement for Students
Definition of cement for Students
cemented
;cementing
1 : to join together with or as if with cement There were sheets of ice … cementing the tops of the hemlocks in arches. — Jean Craighead George, My Side of the Mountain
2 : to make stronger The experience cemented their friendship.
Medical Dictionary
Learn More about cement
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See words that rhyme with cement Thesaurus: All synonyms and antonyms for cement Spanish Central: Translation of cement Nglish: Translation of cement for Spanish speakers Britannica English: Translation of cement for Arabic speakers Britannica.com: Encyclopedia article about cement
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