cement

[si-ment]

noun

1. any of various calcined mixtures of clay and limestone, usually mixed with water and sand, gravel, etc., to form concrete, that are used as a building material.

2. any of various soft, sticky substances that dry hard or stonelike, used especially for mending broken objects or for making things adhere.

3. Petrography.,  the compact groundmass surrounding and binding together the fragments of clastic rocks.

4. anything that binds or unites.

   Time is the cement of friendship.

5. Dentistry.

   1. a hardening, adhesive, plastic substance, used in the repair of teeth for anchoring fillings or inlays, for filling, or for fastening crowns.

   2. Informal.,  cementum.

verb (used with object)

1. to unite by or as if by cement.

   to cement stones to form a wall; to cement a relationship.

   Synonyms: secure, fuse, bind, join, merge

2. to coat or cover with cement.

   to cement a floor.

verb (used without object)

1. to become cemented; join together or unite; cohere.

cement

/ sɪˈmɛnt /

noun

1. a fine grey powder made of a mixture of calcined limestone and clay, used with water and sand to make mortar, or with water, sand, and aggregate, to make concrete

2. a binder, glue, or adhesive

3. something that unites or joins; bond

4. dentistry any of various materials used in filling teeth

5. mineral matter, such as silica and calcite, that binds together particles of rock, bones, etc, to form a solid mass of sedimentary rock

6. another word for cementum

verb

1. to reinforce or consolidate

   once a friendship is cemented it will last for life

2. to join, bind, or glue together with or as if with cement

3. to coat or cover with cement

Other Word Forms

• cementable adjective
• cementer noun
• cementless adjective
• recement verb
• well-cemented adjective

Word History and Origins

Origin of cement¹

1250–1300; < Latin cēmentum, variant of caementum (singular of caementa unprocessed cuttings from the quarry, i.e., rough stone and chips) < *caed-mentom, equivalent to caed ( ere ) to cut + -mentum -ment; replacing Middle English cyment < Old French ciment < Latin, as above

Word History and Origins

Origin of cement¹

C13: from Old French ciment, from Latin caementum stone from the quarry, from caedere to hew

Example Sentences

And Vogue giant Dame Anna cements that view, when she says of Victoria's fashion aspirations: "I thought maybe this was a hobby. I didn't quite believe it."

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What helped cement it in the minds and hearts of many was their childhood trips during miners' fortnight.

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The Supreme Court’s decision once again reverses the legal status of the 2023 group and cements the end of legal protections for the 2021 group next month.

Read more on Los Angeles Times

The milestone further cements Musk's status as the world's richest person, well ahead of rivals in the global tech sector.

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All around me were crumbling walls that revealed their history in layers, like rings on a tree: from grey stone, to copper colored brick, to cement, to the green and white flaking paint.

Read more on Salon

Related Words

• adhesive 
• mud 
• plaster 
• sand