oyster

BrE /ˈʌɪstə/ AmE /ˈaɪstər/

noun en → es

1 SEA ANIMAL [singular] B1

an animal that lives in the sea or rivers and has a rough shell with two parts. Oysters are often eaten as food.

ostión, almeja gigante

Collocations oyster farm · wild oyster

  • The restaurant serves fresh oysters from the coast.

    El restaurante sirve ostiones frescos de la costa.

2 PEARL [singular] B2

the pearl that is produced inside an oyster or similar shellfish when a small piece of sand gets stuck in its body.

perla de ostra

Collocations oyster pearl · natural oyster pearl

  • The necklace contains a rare oyster pearl.

    El collar contiene una perla de ostra rara.

3 SYMBOL [singular] C1

(figurative) someone who is quiet and does not say much, especially about their own feelings or opinions.

persona reservada

Collocations oyster of silence · silent oyster

  • She is an oyster, keeping her thoughts to herself.

    Ella es una persona reservada, guardando sus pensamientos para sí misma.