lengthen - Master This Word
Master this word with our 5-step learning method – Learn English in English
lengthen Word Meanings
- to make something longer
- to increase the duration of something
- to extend in time or space
lengthen Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
lengthen Phonetic & Pronunciation
UK
/ˈleŋθən/
US
/ˈlɛŋθən/
lengthen Word Etymology
Root decomposition: length + -en (to make). Historical origin: Old English 'lengtha' → Old French → English. Memory image: Imagine stretching a rubber band, it gets longer as you pull it.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputReal Context
Lengthen is a straightforward verb that means to make something longer in physical length or to increase the amount of time something lasts. It often suggests deliberate action to add material or duration, rather than simply marking a moment or stretching by accident. You can lengthen a piece of clothing by altering its seams, or lengthen an event by extending its schedule. In speaking, you might say a deadline was lengthened, or a road was lengthened by adding a new segment. Compared with words like extend or prolong, lengthen emphasizes the increase in measurable size or duration. A mental image is pulling a rubber band until it becomes longer.
Usage Reminders
- Lengthen is used when you actively increase measurable length or duration.
- Use it with physical items (lengthen a hem, lengthen a rope) or time periods (lengthen a deadline).
- Differentiate from extend (often about time) and elongate (emphasizes physical length).
- Common in formal or technical contexts.
- Prefer concrete nouns you can measure rather than abstract feelings.
Common Misconceptions
- Lengthen only means making something physically longer, not time.
- Lengthen and elongate are interchangeable in all contexts.
- We lengthen moods or feelings.
- Lengthen is never used with deadlines or schedules.
- Lengthen cannot be used for clothing or architecture.
Thinking Differences
For English learners, lengthen frames length as a deliberate increase in measurable size or time, and is common in formal contexts like deadlines, schedules, or clothing alterations.
Learning Tips
- Visualize lengthening a rubber band to reinforce the idea of increasing length.
- Make collocations: lengthen a deadline, lengthen a hem, lengthen a schedule.
- Compare with extend and elongate to grasp nuance.
- Practice in both physical and time contexts (clothes, ropes vs deadlines, tours).
- Use sentences aloud to solidify pronunciation and rhythm.
- Create flashcards with image cues for length vs duration.
5-Step Learning Method - Learn English in English
Step 1: Meaning
What does the word 'lengthen' mean?
A.To make something shorter
B.To increase the duration or size of something
C.To limit the extent of an object
D.To simplify a complex situation
Step 2: Usage
Which of the following sentences uses 'lengthen' correctly?
A.They decided to lengthen the meeting by discussing irrelevant topics.
B.He plans to lengthen his morning run to improve fitness.
C.The artist tried to lengthen the canvas by cutting it in half.
D.She will lengthen her subscription by not using any services.
Step 3: Similar Words
Which word is most similar to 'lengthen'?
A.Shrink
B.Expand
C.Compress
D.Shorten
Step 4: Opposite Words
What is the opposite of 'lengthen'?
A.Reduce
B.Broaden
C.Widen
D.Enlarge
Step 5: Mastery
Can you think of a real-life context where something is made longer?
A.The project timeline was revised to create a tighter deadline.
B.The meeting was so boring that people started to leave early.
C.After learning new techniques, she decided to lengthen her presentation.
D.He wished he could reduce the time taken for his daily tasks.
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