roller

• Nom désignant un cylindre ou une roue qui tourne, utilisé dans divers contextes tels qu'une balle au sol au baseball, une longue vague de mer, une petite roue sur un patin à roulettes, un cylindre mécanique pour boucler les cheveux, ou un type d'oiseau ou de pigeon connu pour faire des culbutes ou des roulades en vol.

A noun referring to a cylinder or wheel that revolves, used in various contexts such as a grounder in baseball, a long sea wave, a small wheel on a skate, a mechanical cylinder for hair curling, or a type of bird or pigeon known for tumbling or rolling in flight.

1. Rolling grounderB2informalamericansport

   A baseball hit that rolls along the infield ground.

   Roulant (au baseball)

   • The batter hit a slow roller to the shortstop.
   • He fielded the roller cleanly and threw to first.
   • A tricky roller bounced over the pitcher's mound.

   Synonymesdribblerground ballgrounder

2. Large ocean waveB1formal

   A long, heavy sea wave that rolls steadily towards the shore.

   Rouleau (vague)

   • The surfers waited for a big roller to ride.
   • A massive roller crashed onto the beach.
   • The ship was lifted by a powerful roller.

   Synonymesbillowbreakercomberswell

3. Small wheel without spokesA2formalsport

   A small, solid wheel used in devices like roller skates or inline skates.

   Petite roue pleine

   • The roller skate has four rollers on the bottom.
   • He replaced the worn-out rollers on his skates.
   • The roller on the skateboard needs to be tightened.

4. Revolving cylinderB1formaltechnical

   A cylindrical object that rotates, often used in machinery or tools.

   Cylindre rotatif

   • The paint roller made the job much faster.
   • The conveyor belt runs on a series of rollers.
   • The printer's roller needs to be cleaned regularly.

   Synonymesbarrelbobbincylinderdrumpulleyreelspool

5. Hair curlerA2informal

   A cylindrical tube used to curl hair by winding strands around it.

   Bigoudi

   • She put rollers in her hair before going to bed.
   • He used hot rollers to create soft curls.
   • The hair roller set came in different sizes.

   Synonymescurlerhair curler

6. Roller birdC1formalscientific

   A type of Old World bird known for tumbling or rolling in flight, related to kingfishers.

   Rollier

   • The roller bird performed an acrobatic display in the sky.
   • We spotted a colorful roller perched on a branch.
   • Rollers are known for their distinctive rolling flight pattern.

7. Tumbling pigeonC1informalscientific

   A breed of pigeon that performs backward somersaults in flight or on the ground.

   Pigeon culbutant

   • The roller pigeon tumbled gracefully in mid-air.
   • He breeds roller pigeons for their unique flying tricks.
   • A roller pigeon can execute multiple somersaults in a row.

   Synonymestumbler