B2 noun ニュートラル

bivalve

/ˈbaɪvælv/

A bivalve is an aquatic mollusk with a body enclosed within a hinged shell that consists of two distinct parts. This group includes well-known creatures like clams, oysters, mussels, and scallops, which are often harvested for food or studied for their environmental impact.

例文

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1

I ordered a plate of bivalves at the seafood restaurant, specifically the steamed mussels.

I ordered a plate of bivalves at the seafood restaurant, specifically the steamed mussels.

2

The environmental agency reported a significant decline in the local bivalve population due to rising ocean acidity.

The environmental agency reported a significant decline in the local bivalve population due to rising ocean acidity.

3

Do you think these bivalves are still fresh, or should we just toss them?

Do you think these bivalves are still fresh, or should we just toss them?

語族

名詞
bivalve
形容詞
bivalvular
関連
bivalvia
💡

覚え方のコツ

Think of the prefix 'bi-' meaning two (like bicycle) and 'valve' as a folding door; it is a creature with two 'doors' or shells.

クイックテスト

The marine biologist explained that the _______ uses its hinged shell for protection against predators.

正解!

正解は: bivalve

例文

1

I ordered a plate of bivalves at the seafood restaurant, specifically the steamed mussels.

everyday

I ordered a plate of bivalves at the seafood restaurant, specifically the steamed mussels.

2

The environmental agency reported a significant decline in the local bivalve population due to rising ocean acidity.

formal

The environmental agency reported a significant decline in the local bivalve population due to rising ocean acidity.

3

Do you think these bivalves are still fresh, or should we just toss them?

informal

Do you think these bivalves are still fresh, or should we just toss them?

4

Bivalves play a crucial role in aquatic ecosystems by filtering plankton and organic particles from the water column.

academic

Bivalves play a crucial role in aquatic ecosystems by filtering plankton and organic particles from the water column.

5

The aquaculture sector has seen a 10% increase in the export of bivalve mollusks this quarter.

business

The aquaculture sector has seen a 10% increase in the export of bivalve mollusks this quarter.

語族

名詞
bivalve
形容詞
bivalvular
関連
bivalvia

よく使う組み合わせ

fresh bivalves fresh bivalves
edible bivalves edible bivalves
bivalve shell bivalve shell
marine bivalves marine bivalves
filter-feeding bivalves filter-feeding bivalves

よく使うフレーズ

bivalve mollusk

bivalve mollusk

bivalve larvae

bivalve larvae

hinged bivalve

hinged bivalve

よく混同される語

bivalve vs univalve

A univalve has a single-piece shell (like a snail), whereas a bivalve has a two-part hinged shell.

bivalve vs crustacean

Crustaceans like crabs have jointed legs and an exoskeleton, while bivalves are soft-bodied mollusks inside shells.

📝

使い方のコツ

The term is primarily used in scientific, environmental, or culinary contexts. While 'shellfish' is a more common general term, 'bivalve' specifically excludes crustaceans and single-shelled mollusks.

⚠️

よくある間違い

Learners often use 'bivalve' to refer to any sea creature with a shell, including snails (univalves) or crabs (crustaceans).

💡

覚え方のコツ

Think of the prefix 'bi-' meaning two (like bicycle) and 'valve' as a folding door; it is a creature with two 'doors' or shells.

📖

語源

Derived from the Latin 'bis' (twice) and 'valva' (leaf of a folding door).

文法パターン

Countable noun Often used as an attributive noun (e.g., bivalve species) Plural: bivalves
🌍

文化的な背景

Bivalves like oysters and mussels are significant in coastal cuisines worldwide and are also culturally important for their role in producing pearls.

クイックテスト

The marine biologist explained that the _______ uses its hinged shell for protection against predators.

正解!

正解は: bivalve

関連単語

abmultant

C1

To diversify or branch out extensively from a single origin into multiple complex channels, forms, or applications. It describes the process of systemic expansion where a core entity multiplies its variety or reach.

microdoccide

C1

A specialized chemical substance or agent used to destroy or inhibit the growth of microscopic organisms such as bacteria, fungi, or viruses. It is primarily utilized in industrial, medical, and laboratory settings to ensure sterilization and prevent contamination.

circumminty

C1

The specific micro-atmosphere or olfactory 'halo' of coolness and freshness that surrounds an aromatic source, particularly mint plants or mentholated substances. It describes the spatial reach of a refreshing scent within a localized environment.

micromortious

C1

To calculate or estimate the minute probability of death associated with a specific action, typically measured in units representing a one-in-a-million chance. This verb is used to statistically assess the inherent danger of activities by quantifying potential mortality risks.

underpeline

C1

To provide a strong foundational support or to reinforce the underlying structure of an argument, theory, or physical entity. It describes the act of strengthening the core elements that hold a complex system or idea together to ensure stability.

misdictious

C1

To communicate or record verbal information inaccurately, specifically by confusing similar-sounding words or misinterpreting dictated instructions. It is primarily used in technical or test-based contexts to describe a failure in precise verbal transmission.

proscriber

C1

To officially forbid or prohibit something by law, decree, or social authority. It can also refer to the act of denouncing or condemning a person or group as harmful or dangerous.

triprehendful

C1

A triprehendful refers to a specific quantity of complex information or a situation that requires three distinct perspectives or levels of analysis to be fully grasped. It describes an amount of data or conceptual difficulty that is multifaceted and cannot be simplified into a binary explanation.

adcedency

C1

Adcedency refers to the state of rising to or holding a position of dominant power, influence, or governing authority. It describes the condition of being in control or having a superior status over others in a specific hierarchy or field.

postdynery

C1

To engage in the practice of lingering at a table after a meal has concluded to enjoy conversation and social bonding. This verb describes the transition from the physical act of eating to the intellectual or social act of communal reflection.

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