pointer

puntero

Vara larga y fina usada para señalar cosas en una pizarra, un mapa o una pantalla.

En inglés sencillo: A long, thin stick used to show things on a board, map, or screen.

• The teacher held a pointer.
• She used her pointer to show the river on the map.
• He tapped the board with a wooden pointer.

Sinónimos: pointing stick

Expresiones frecuentes: teacher’s pointer, wooden pointer, use a pointer

puntero

Variable informática que guarda la dirección de un lugar de la memoria donde pueden almacenarse datos.

En inglés sencillo: A computer variable that stores the address of a place in memory where data can be kept.

• The pointer contains a memory address.
• Check whether the pointer is null.
• The program stores pointers to several objects.

Cómo se usa: pointer to something (This variable contains a pointer to the first record.)

Sinónimos: reference

Expresiones frecuentes: null pointer, pointer variable, pointer to something

indicador, persona que señala

Persona o cosa que señala hacia algo para mostrar dónde está.

En inglés sencillo: Someone or something that shows where something is by pointing toward it.

• Her finger served as a pointer.
• The arrow acts as a pointer toward the exit.
• We chose one child as the pointer and another as the speaker.

Expresiones frecuentes: act as pointer, serve as pointer, pointer and speaker