ce
ment
Plural
cements
1
a gray powdery substance that becomes hard if it is mixed with water and sand, used for construction purposes such as sticking bricks of a wall together
Cement is a fine powder made from a mixture of minerals like limestone and clay. When mixed with water, it forms a paste that hardens over time, becoming a strong material used in construction. Cement is a key ingredient in making concrete and mortar, which are commonly used for building foundations, walls, and floors. It is known for its durability and ability to withstand pressure, making it a crucial material in both small and large-scale building projects.
- The construction crew poured cement into the foundation trenches, beginning the process of building the new house.
- The sidewalks were cracked and uneven, in need of repair and fresh cement.
- The cement mixer churned as workers prepared batches of concrete for the building project.
- The ancient Roman aqueducts were constructed using a mixture of cement, sand, and volcanic ash.
- She smoothed the wet cement with a trowel, carefully shaping it into the desired form for the garden path.
2
a paved surface made of concrete
- The children played on the cement outside the school.
- Workers patched cracks in the cement.
- Workers repainted the parking lines on the cement.
- He walked carefully across the wet cement.
- The children played hopscotch on the cement.
3
any material that hardens to bind, adhere, or fasten objects together
- Epoxy acts as a strong cement for metal parts.
- Resin-based cement is used for woodworking.
- The model was held together with a special cement.
- Adhesive cement dries hard and durable.
4
a calcified tissue covering the root of a tooth, anchoring it in the jaw
- The dentist examined the cement around the molars.
- Cement attaches the tooth root to the periodontal ligament.
- Erosion of cement can lead to tooth instability.
- X-rays revealed a thin layer of cement over the roots.
- The health of the cement affects overall dental stability.
Synonyms:
5
any of various materials used in dentistry to fill cavities or secure prosthetics
- The dentist applied a dental cement to seal the cavity.
- Dental cement must set quickly and bond securely.
- Zinc phosphate cement is common in restorative dentistry.
- Temporary cement holds orthodontic appliances in place.
- The patient tolerated the cement well during the filling.