fertile

/ˈfɜːtaɪl/ (bre, ipa) · /ˈfɜːrtl/ (ame, ipa) · /ˈfər-tᵊl chiefly British -ˌtī(-ə)l/ (ame, mw)

fertile — adjective

1. Describing land or soil that contains enough nutrients to grow large amounts of

1.形容詞B2
釋義

Describing land or soil that contains enough nutrients to grow large amounts of healthy crops or plants.

例句

The farmers moved to the valley because the soil there is much more fertile.

fertile soil as a reason for relocation

After years of careful fertiliser use, the once-dry fields became fertile again.

result of fertiliser use on fields

同義詞
  • productive

    Focuses on the amount of output rather than the quality of the soil itself; used more broadly.

  • rich

    Less formal, often implies soil that is dark and full of organic matter.

  • fruitful

    Also describes land, but with a slightly more poetic or formal tone.

反義詞
  • infertile

    The direct opposite; unable to support plant growth.

  • barren

    Stronger word, suggesting land so poor that almost nothing can grow.

  • arid

    Specifically refers to dry, rainless land; may or may not be naturally nutrient-poor.

用法筆記

Commonly used to describe soil, land, fields, and the earth itself. When describing soil quality, this is the most frequent sense of the word.

常見錯誤

The plant is very fertile.
The soil around the plant is very fertile.
💡'fertile' for sense 1 describes the land or soil, not the plant itself. Use sense 2 (ANIMALS/PLANTS) for living things that produce young or fruit.

2. Able to produce babies, young animals, seeds, or fruit — describing a living thi

2.形容詞B2
釋義

Able to produce babies, young animals, seeds, or fruit — describing a living thing that can reproduce successfully.

例句

Not every female bird in the group is fertile; only the strongest ones lay eggs each spring.

fertile with animals for reproduction

The doctor told the couple that they were both fertile and could expect to have children naturally.

fertile used for humans in medical context

同義詞
  • fecund

    More formal and literary; usually describes animals or plants that produce abundantly.

  • prolific

    Emphasises high quantity of offspring or fruit produced over time.

  • reproductive

    A neutral, scientific term; focuses on the biological capacity rather than actual output.

反義詞
  • infertile

    Unable to produce young or fruit.

  • sterile

    Stronger and more medical; unable to reproduce at all, often permanently.

  • barren

    Especially used for female animals (or poetic use for people) that cannot bear young.

用法筆記

Can apply to humans, animals, and plants, but for plants the meaning overlaps with sense 1 (good soil producing plants). To avoid confusion, use this sense specifically when the subject is the creature or plant itself, not the ground it grows in.

常見錯誤

The soil is fertile enough to grow plants.' (using sense 2's definition of producing young/fruit).
The soil is fertile enough to support plant growth.
💡Use sense 1 (LAND/SOIL) when talking about the ground's ability to grow crops, not the ground's own reproduction.

3. Describing a seed, egg, cell, or sperm that is capable of developing into a new

3.形容詞B2
釋義

Describing a seed, egg, cell, or sperm that is capable of developing into a new living organism under the right conditions.

例句

Not every seed in the packet is fertile; some will simply never sprout.

fertile seeds that can sprout

A fertile egg shows a small dark spot when held up to a bright light.

同義詞
  • viable

    The closest synonym in scientific contexts; emphasises that development is possible under suitable conditions.

  • germinable

    Technical term used only for seeds; means capable of sprouting.

反義詞
  • infertile

    Of a seed or egg that cannot develop.

  • non-viable

    Medical or scientific term; cannot survive or develop.

用法筆記

This sense focuses on the potential for development in a single seed, egg, or reproductive cell — not on the adult organism's overall ability to reproduce (which is sense 2). Frequently used in agriculture, gardening, and laboratory contexts.

4. Having a mind or imagination that is full of creative ideas and constantly produ

4.形容詞C1
釋義

Having a mind or imagination that is full of creative ideas and constantly produces new, original thoughts or solutions.

例句

Sora's fertile imagination turned every walk through the park into an exciting adventure story.

fertile imagination + creative storytelling

Rafael's fertile mind turned a broken bicycle chain into a working garden tool over one weekend.

同義詞
  • creative

    More general; describes the ability to make new things. 'Fertile' adds the nuance of constant, abundant production.

  • inventive

    Focuses on practical or technical originality, while 'fertile' includes artistic and playful ideas.

  • imaginative

    Very close in meaning; 'fertile' emphasises the quantity and continuous nature of idea generation.

反義詞
  • barren

    Metaphorically describes a mind that produces few or no ideas.

  • uninspired

    Lacking creative energy or fresh ideas; milder than 'barren'.

用法筆記

Nearly always used with the nouns 'mind' or 'imagination'. Less common with 'brain' in informal contexts. Not used for ordinary thinking or problem-solving — it specifically implies a rich, continuous flow of original ideas.

常見錯誤

She has a very fertile memory.' (memory recalls facts, but 'fertile' implies creating new ideas).
She has a very fertile imagination.' / 'She has a fertile mind.
💡Use with 'imagination' or 'mind' to describe creativity, not with 'memory'.

5. Providing many opportunities for progress, development, or good results — descri

5.形容詞C1
釋義

Providing many opportunities for progress, development, or good results — describing a situation, environment, or topic that encourages growth.

例句

The city's growing tech industry created a fertile environment for new business start-ups.

fertile environment for growth

Historical conflicts often provide fertile ground for novelists who want to write about war and peace.

同義詞
  • promising

    Focuses on the likelihood of future success; 'fertile' emphasises that conditions actively support growth.

  • productive

    Describes what actually produces results; 'fertile' describes the potential or conditions for results.

  • conducive

    More formal; typically used with 'to' (conducive to growth). 'Fertile' is more vivid and metaphorical.

反義詞
  • barren

    Figuratively describes a situation that produces no results.

  • unpromising

    A situation that offers little hope of positive development.

用法筆記

Very commonly used in the fixed phrase 'fertile ground for [something]', meaning a situation that allows a particular activity or development to happen easily. Also found in 'fertile source' and 'fertile environment'. This sense is always figurative and never describes physical soil.