octopus

octopus — noun

1. a sea animal whose soft, rounded body has eight long, bendy arms covered in smal

1.名詞B1
釋義

a sea animal whose soft, rounded body has eight long, bendy arms covered in small suckers, often used to grip rocks or prey.

例句

A small octopus hid between the rocks at the bottom of the tank.

typical habitat: hiding place collocation

Mei watched an octopus change colour to match the sandy seabed.

common verb collocation: change colour

同義詞
  • cephalopod

    scientific term covering octopuses, squid, and cuttlefish

用法筆記

Plural is usually 'octopuses'; 'octopi' is also seen but treated as non-standard by most learner dictionaries. Distinguish from sense 2, which is uncountable and refers to the meat.

常見錯誤

I saw two octopus at the aquarium.
I saw two octopuses at the aquarium.
💡countable, so plural needs an -es ending.

2. the meat of this sea animal, usually boiled, grilled, or served raw on top of ri

2.名詞B2
釋義

the meat of this sea animal, usually boiled, grilled, or served raw on top of rice or salad.

例句

We ordered grilled octopus with lemon at the small taverna in Athens.

common cooking method: grilled octopus

Aunt Hana taught me to slice octopus very thinly for sushi.

uncountable: no article, no plural

用法筆記

Uncountable in this sense, so no plural and no 'a/an' (compare: 'some octopus', 'a piece of octopus'). Subjects are typically chefs, restaurants, or dishes; objects are cooking verbs like 'grill', 'boil', 'chop'.

常見錯誤

I ate two octopuses for dinner.
I ate some octopus for dinner.
💡when it means food, use the uncountable form.