English Reference
noun · verb

cement

n. · v.
US /səˈmɛnt/ UK /sɪmˈɛnt/ ce·ment UK spelling cementing, cements

  1. 01 B1 Intermediate

    n.a grey powder that you mix with water and sand to make concrete for building.

    n.a powdered substance of calcined limestone and clay used as a binder in concrete and mortar.

    Simple

    The workers mixed the cement with water to start building the wall.

    In context

    The construction crew required several tonnes of high-grade cement to complete the foundation before the heavy rains began.

    Pitfall
    The sidewalk is made of cement. The sidewalk is made of concrete.

    Cement is the powder ingredient; concrete is the finished hard material used for roads and paths.

  2. 02 B2 Upper Intermediate

    n.any strong glue or substance used to stick things together.

    n.any material with strong adhesive properties used for bonding surfaces or filling gaps.

    Simple

    He used a special rubber cement to fix the puncture in his bike tyre.

    In context

    The technician applied a thin layer of contact cement to the laminate, ensuring a permanent bond between the two surfaces.

    glueadhesivesealant
  3. 03 C2 Proficiency Technical Medicine

    n.the hard, bone-like layer that covers the root of a tooth.

    n.a specialised bony substance covering the root of a tooth, also known as cementum.

    Simple

    The dentist explained that the cement protects the root of the tooth under the gum.

    In context

    Periodontal disease can lead to the erosion of the dental cement, eventually compromising the structural integrity of the tooth's attachment.

    cementum
  4. 04 B2 Upper Intermediate

    v.to make a relationship, agreement, or idea stronger and more permanent.

    v.to establish a firm or permanent basis for a relationship, agreement, or reputation.

    Simple

    The two companies signed a deal to cement their partnership for the next five years.

    In context

    The president hoped that the successful trade summit would cement his legacy as a master of international diplomacy.

  5. 05 B2 Upper Intermediate

    v.to stick things together using cement or a similar strong substance.

    v.to join or bond surfaces together using an adhesive agent.

    Simple

    You need to cement the pipes together carefully to prevent any leaks.

    In context

    The artisan carefully cemented the mosaic tiles onto the backing, ensuring each piece was perfectly level with its neighbour.

Usage cement alcohol


From Middle English syment, cyment, from Old French ciment, from Latin caementum (“quarry stone; stone chips for making mortar”), from caedō (“to cut, hew”). Doublet of cementum.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Middle English syment
Level B1 · Intermediate
Frequency Frequent
Updated