noun ce·ment \si-ˈment also ˈsē-ment\

: a soft gray powder that is mixed with water and other substances to make concrete

: the hard substance that is made when cement is mixed with water and allowed to dry

: a substance that is used to make things stick together

Full Definition of CEMENT

a :  concrete
b :  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
:  a binding element or agency: as
a :  a substance to make objects adhere to each other
b :  something serving to unite firmly <justice is the cement that holds a political community together — R. M. Hutchins>
:  cementum
:  a plastic composition made especially of zinc or silica for filling dental cavities
:  the fine-grained groundmass or glass of a porphyry

Examples of CEMENT

  1. There is a layer of cement under the bricks.
  2. <what kind of cement works best on glass and pottery?>

Origin of CEMENT

Middle English sement, from Anglo-French ciment, from Latin caementum stone chips used in making mortar, from caedere to cut
First Known Use: 14th century

Other Building Terms

batten, cistern, hearth, lath, transom, wainscot



: to join (things) together with cement

: to make (something) stronger

Full Definition of CEMENT

transitive verb
:  to unite or make firm by or as if by cement
:  to overlay with concrete
intransitive verb
:  to become cemented
ce·ment·er noun

Examples of CEMENT

  1. A win would cement her reputation as a strong competitor.

First Known Use of CEMENT

14th century


noun ce·ment \si-ˈment\   (Medical Dictionary)

Medical Definition of CEMENT

:  a plastic composition made especially of zinc or silica for filling dental cavities
May 23, 2015
debouch Hear it
to emerge or cause to emerge
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