B2 adjective ニュートラル

terrestrial

/təˈrestriəl/

Relating to the Earth rather than to other planets, or describing animals and plants that live or grow on land rather than in the sea or air. In telecommunications, it refers to signals transmitted over the ground rather than via satellite.

例文

3 / 5
1

Elephants are the largest terrestrial mammals currently living on our planet.

Elephants are the largest land-dwelling mammals currently living on our planet.

2

The environmental treaty specifically addresses the conservation of terrestrial ecosystems in developing nations.

The environmental agreement specifically deals with the protection of land-based natural systems in developing countries.

3

I don't have a satellite dish, so I only get the basic terrestrial channels.

I don't have a satellite dish, so I only receive the standard land-broadcasted TV channels.

語族

名詞
terrestrial
副詞
terrestrially
形容詞
terrestrial
関連
terrain
💡

覚え方のコツ

Look at the root 'terra,' which means earth. Think of 'terrain' (the ground) or a 'terrier' (a dog originally bred to hunt in holes in the earth).

クイックテスト

Unlike dolphins, which are marine mammals, bears are _____ animals that live in forests.

正解!

正解は: terrestrial

例文

1

Elephants are the largest terrestrial mammals currently living on our planet.

everyday

Elephants are the largest land-dwelling mammals currently living on our planet.

2

The environmental treaty specifically addresses the conservation of terrestrial ecosystems in developing nations.

formal

The environmental agreement specifically deals with the protection of land-based natural systems in developing countries.

3

I don't have a satellite dish, so I only get the basic terrestrial channels.

informal

I don't have a satellite dish, so I only receive the standard land-broadcasted TV channels.

4

Researchers compared the skeletal structures of aquatic species with those of their terrestrial ancestors.

academic

Scientists compared the bone structures of water-dwelling species with those of their land-dwelling ancestors.

5

Our company is shifting its focus from satellite-linked communications to terrestrial fiber-optic networks.

business

Our firm is changing its focus from satellite-based communications to land-based fiber-optic systems.

語族

名詞
terrestrial
副詞
terrestrially
形容詞
terrestrial
関連
terrain

よく使う組み合わせ

terrestrial habitat a natural environment found on land
terrestrial television television broadcast via land-based transmitters
terrestrial planets planets composed primarily of silicate rocks or metals
terrestrial species types of animals or plants that live on land
terrestrial magnetism the magnetic field associated with the Earth

よく使うフレーズ

terrestrial globe

a spherical model representing the Earth

terrestrial radiation

long-wave electromagnetic radiation emitted by the Earth

non-terrestrial

not originating from or relating to the Earth

よく混同される語

terrestrial vs territorial

Territorial relates to the defense or ownership of a specific area of land, whereas terrestrial relates to the nature of being on land or Earth.

📝

使い方のコツ

This word is most commonly used in scientific contexts (biology, astronomy, geology) or technical contexts (broadcasting). It functions primarily as an adjective to distinguish land-based things from those in the water, air, or space.

⚠️

よくある間違い

Learners often use 'earthly' when they mean 'terrestrial.' Use 'terrestrial' for physical or biological land-based contexts, and 'earthly' for worldly or material contexts (e.g., 'earthly possessions').

💡

覚え方のコツ

Look at the root 'terra,' which means earth. Think of 'terrain' (the ground) or a 'terrier' (a dog originally bred to hunt in holes in the earth).

📖

語源

Derived from the Latin word 'terrestris,' from 'terra' meaning 'earth' or 'land.'

文法パターン

Used as an attributive adjective (placed before the noun it modifies). It is a non-gradable adjective; something usually cannot be 'more' or 'very' terrestrial.
🌍

文化的な背景

In many countries, especially the UK, 'terrestrial television' is a standard term used to distinguish free public broadcasts from cable or satellite services.

クイックテスト

Unlike dolphins, which are marine mammals, bears are _____ animals that live in forests.

正解!

正解は: terrestrial

関連単語

extravidfy

C1

To significantly enhance the visual intensity, vividness, or clarity of a scene, image, or description. It is often used in the context of digital editing or literary embellishment to make something stand out beyond its natural state.

pronavfy

C1

A specialized digital data structure or configuration file used to synchronize navigation parameters and routing logic across multiple platforms. It serves as a master template ensuring that disparate hardware devices interpret spatial data and waypoints with identical precision.

nonvalward

C1

To deliberately move away from or reject established values, standards, or traditional norms. It implies a conscious effort to chart a path that disregards conventional worth or moral frameworks in favor of new, often experimental, directions.

multidomness

C1

To actively manage or integrate operations across multiple distinct domains or fields of influence. This verb describes the action of diversifying one's reach to ensure a functional presence in several specialized areas simultaneously.

proarchancy

C1

The state or quality of being a primary or foundational authority, often referring to a preliminary or original form of leadership or governance. It describes the condition of holding a pre-eminent or initial position of rule within a hierarchy.

anamess

C1

To gradually gather or accumulate a large quantity of something, typically wealth, information, or evidence, over a significant period of time. It implies a persistent process of building up a collection or 'mass' of resources.

premigrless

C1

To proactively eliminate or significantly reduce the necessity for future data or population migration by implementing structural optimizations during the initial setup phase. This verb is primarily used in technical and logistical contexts to describe the act of making a system or group stable enough that relocation becomes unnecessary.

undertortacy

C1

To resolve a civil legal grievance or potential tort claim outside of formal legal proceedings, often through private or informal mediation. It implies reaching a settlement secretly or 'under the table' to avoid public litigation.

tritentible

C1

Describing something that is capable of being stretched, extended, or held in three distinct directions or ways. It is often used in technical or abstract contexts to refer to a threefold capacity for tension or adaptability.

extrasonism

C1

To project sound, influence, or high-frequency vibrations beyond a specific physical or metaphorical boundary. It describes the active process of extending an acoustic or communicative reach into a wider environment.

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