waterfall
gb/wˈɔtɚfˌɔl/ us/wˈɔtɚfˌɔl/
B1
英語
語義
0件の語義
名詞
B1
entity
1
water falling over a cliff
A place where water falls down from a high place, like a cliff.
用法パターン：
a waterfall; (the) waterfall at/in [place]
よくある間違い：
Learners sometimes confuse a waterfall (natural falling water) with a fountain (water pushed up by a pump).
類義語
cascade (Often suggests water falling in steps or in a series of drops.)
対義語
still water (Water that is calm and not falling or moving rapidly.)
コロケーション
a spectacular waterfall
|a thundering waterfall
|a secluded waterfall
|a waterfall trail
|a waterfall hike
|at the base of the waterfall
|near a waterfall
|the waterfall plunges
|a waterfall cascades
|visit a waterfall
テーマ
nature
|geography
|travel
例文
- We followed the trail until we reached a waterfall hidden in the forest.
- After the rain, the waterfall was louder and wider than usual.
- Mist rose from the pool at the bottom of the waterfall.
学習者向け例文
- We saw a waterfall in the park.
- The waterfall is very loud.
名詞
B2
abstract
2
continuous stream of something
A lot of something coming quickly and continuously.
用法パターン：
a waterfall of [something]
よくある間違い：
This is usually used for a large, fast flow (e.g., words, emails, light), not for small amounts; use “trickle” for small flows.
類義語
flood (Emphasizes being overwhelmed by a large amount.)
|
torrent (Stronger and more dramatic; suggests great force.)
対義語
trickle (A small amount coming slowly.)
コロケーション
a waterfall of words
|a waterfall of emails
|a waterfall of information
|a waterfall of light
|a waterfall of hair
|a waterfall of tears
|a waterfall of complaints
|a waterfall of notifications
|a waterfall of sound
|a waterfall of data
テーマ
language
|media
|daily_life
例文
- After the announcement, a waterfall of messages hit her inbox.
- He responded with a waterfall of excuses that didn’t answer the question.
- Sunlight spilled through the leaves in a waterfall of gold.
学習者向け例文
- I got a waterfall of emails today.
adjective
technical
C1
property
3
sequential project approach
Done in clear steps, one after another.
用法パターン：
a waterfall [process/method/approach/project]
よくある間違い：
In this sense, “waterfall” is usually an adjective before a noun (e.g., “waterfall approach”), not used alone to mean “a waterfall.”
類義語
linear (More general; does not specifically refer to the well-known project method.)
|
sequential (Focuses on step-by-step order without the named methodology.)
対義語
agile (Contrasts with fixed sequential stages by emphasizing iteration and flexibility.)
|
iterative (Opposes a one-pass sequence by repeating cycles of improvement.)
コロケーション
a waterfall model
|a waterfall approach
|waterfall development
|a waterfall process
|waterfall planning
|a waterfall project
|traditional waterfall
|waterfall requirements
|waterfall phases
|waterfall lifecycle
テーマ
business
|technology
|project_management
例文
- They used a waterfall approach, finishing the full design before starting development.
- Waterfall planning can work well when the requirements are stable.
- The team switched from waterfall development to a more iterative process.
学習者向け例文
- This project uses a waterfall approach.
文法
辞書形
waterfall
IPA
GB/wˈɔtɚfˌɔl/
US/wˈɔtɚfˌɔl/
音節・強勢
wa - ter - fall （3音節）
Stress on 1st syllable (wa)
活用形
Noun
- Base: waterfall
- Plural: waterfalls
表現
a waterfall of [something]
1/ə wˈɔtɚfˌɔl əv sˈʌmθɪŋ/
fixed phrase
a lot coming quickly
A very large amount of something coming fast.
例文
- When the sale started, there was a waterfall of orders within minutes.
- She answered with a waterfall of questions.
- The stage lights fell in a waterfall of blue and white.
waterfall chart
1/wˈɔtɚfˌɔl t͡ʃˈɑɹt/
fixed phrase
business
step-by-step change chart
A chart that shows changes step by step from a starting total to an ending total.
例文
- The analyst used a waterfall chart to explain the change in profit from last quarter to this quarter.
- A waterfall chart makes it easy to see which costs had the biggest impact.
- We presented the budget revisions in a waterfall chart.
waterfall model
1/wˈɔtɚfˌɔl mˈɑdəl/
fixed phrase
technical
sequential development method
A way of working step by step, finishing each stage before the next.
例文
- The company chose the waterfall model because the specifications were unlikely to change.
- In the waterfall model, testing typically comes after implementation.
- They documented every phase carefully to fit the waterfall model.