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

The tour’s rapturous reviews — and a notable lack of drama between the Gallaghers — cemented this as the must-see rock event of the year.

From Los Angeles Times

Fouts, 25 at the time and trying to cement himself as the Chargers’ starting quarterback, described the trip as more of a blur.

From Los Angeles Times

The room itself was neatly ordered with walnut and cement accents.

From Los Angeles Times

According to the MPA, about 40% of British cement is manufactured in the Peak District, with the rest of the production spread across the UK.

From BBC

In her father's case, he was referred to as "respected comrade" only after his status as future leader was cemented.

From BBC

Related Words

• adhesive 
• mud 
• plaster 
• sand