seed

/siːd/ (bre, ipa) · /siːd/ (ame, ipa) · /ˈsēd/ (ame, mw)

seed — noun

  • seedsingular
  • seedsplural

1. a tiny, often hard object that forms inside a plant and can be placed in soil to

1.名詞B2
釋義

a tiny, often hard object that forms inside a plant and can be placed in soil to grow a new plant

例句

Ryan planted a sunflower seed in a small pot on the kitchen window.

The farmer saved the best seeds from this year's crop for next spring.

countable: seeds from [crop]

同義詞
  • pip

    refers specifically to the small hard seed found in fruit such as apples or oranges

  • kernel

    refers to the softer edible part inside a hard shell, especially of grains or nuts

  • grain

    refers to a small, hard seed of cereal plants like wheat or rice

用法筆記

Used as a countable noun (one seed, many seeds) and also as uncountable when referring to seeds as a general substance — for example, 'birdseed' or 'seed can be stored for years in a dry place.'

常見錯誤

I put a seed in the ground.
I planted a seed in the ground.
💡The typical verb with 'seed' (the noun) is 'plant' or 'sow', not 'put'.

2. the fluid produced by male animals and humans that carries sperm and is involved

2.名詞C1
釋義

the fluid produced by male animals and humans that carries sperm and is involved in reproduction

例句

The doctor examined a sample of the patient's seed under a microscope.

uncountable: seed as biological fluid

Researchers studied how temperature changes affect seed quality in mammals.

同義詞
  • semen

    the standard modern term for this biological fluid

  • sperm

    refers to the individual reproductive cells within the fluid, not the fluid itself

用法筆記

Clinical or biological register. In everyday conversation, the word 'semen' is far more common than 'seed' for this meaning.

3. the stage when an edible plant is left unpicked until it forms flower heads and

3.名詞B2
釋義

the stage when an edible plant is left unpicked until it forms flower heads and develops seeds rather than being gathered for food

例句

The lettuce had gone to seed after Lien forgot to pick it before summer.

fixed phrase: go/run to seed (literal)

If you leave the broccoli in the ground too long, it will run to seed.

同義詞
  • bolting

    the technical gardening term for a plant that has gone to seed prematurely

用法筆記

Always appears in the fixed phrases 'go to seed' or 'run to seed'. Not used outside this construction for this meaning.

4. a worn-down, untidy state that a person, place, or thing develops when nobody ta

4.名詞B2
釋義

a worn-down, untidy state that a person, place, or thing develops when nobody takes proper care of it

例句

After the owner moved away, the old hotel gradually went to seed.

fixed phrase: go/run to seed (figurative)

Tunde's once-beautiful garden had sadly gone to seed with weeds everywhere.

同義詞
  • deteriorate

    more formal and general, not limited to appearance

  • decline

    broader — can refer to health, quality, or standards over time

反義詞
  • thrive

    to grow or develop well with proper care

用法筆記

Always in the set phrases 'go to seed' or 'run to seed'. Applies to people's appearance or the condition of buildings and outdoor spaces.

5. a small starting point from which a thought, emotion, or larger process graduall

5.名詞C2
釋義

a small starting point from which a thought, emotion, or larger process gradually grows

例句

The seeds of doubt were planted in her mind by the anonymous letter.

phrase: seeds of [something]

That short conversation contained the seeds of their future business partnership.

同義詞
  • germ

    more formal and less common; means the earliest stage of something

  • origin

    broader — refers to the starting point of anything, not just ideas or feelings

  • source

    neutral term for where something comes from

反義詞
  • end

    the final point or conclusion of a process or development

用法筆記

Almost always used in the plural — 'the seeds of something'. Commonly followed by 'of + noun' to name what will develop.

6. a player or team placed in a ranked position in a tournament draw so that the st

6.名詞B2
釋義

a player or team placed in a ranked position in a tournament draw so that the strongest competitors do not meet one another in the early rounds

例句

The top seed lost in the first round, which shocked the tennis world.

sports ranking: top / first / second seed

Karim was the third seed at the national badminton championship this year.

用法筆記

Commonly paired with ordinal numbers — 'first seed', 'second seed' — or with 'top/number one' for the highest-ranked player.

常見錯誤

The seed of the tournament won easily.
The top seed of the tournament won easily.
💡The word 'seed' needs a ranking qualifier (top, first, number one) when used in this sports sense.

seed — verb