improvised

USAGE SUMMARY

The phrase "improvised" is correct and usable in written English. You can use it when referring to something that was created or performed spontaneously without preparation. Example: "The musician improvised a beautiful melody during the performance." Alternative expressions include "spontaneous" and "ad-libbed."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

The strain is likely to grow more acute as the government depends on helicopter gunships to extend its reach to parts of the country rendered impassable to logistics convoys and even armored vehicles by the rebels' improvised bombs.

The New York Times

Security alerts involving improvised explosive devices have become almost a weekly occurence in Derry during the past few months as dissident republicans step up their armed actions in the city.

The Guardian

An improvised cardboard sign, scrawled with "La Rochelle, SVP" worked its magic on a trucker named Olivier and I was soon rolling into this sophisticated old port, perched vertiginously in the cockpit of the 18-wheel juggernaut.

The Guardian - Travel

This version is slightly improvised using scraps of leftover sweet shortcrust pastry.

The Guardian - Lifestyle

But Jarvis, who was awarded an MBE in the weekend Birthday Honours list for his work in detecting Improvised Explosive Devices (IEDs) in Afghanistan, is finding it difficult to escape his earlier career.

The Guardian

Perhaps the most chaotic demonstration on Tuesday night was in Oakland where protesters lit bonfires made of debris and rubbish, creating a dramatic, improvised barricade across Telegraph Avenue.

The Guardian

Reuters quotes Abu Moaz of Ansar al-Islam, one of the rebel groups, as saying: "At exactly 9.35am, seven improvised devices were set off in two explosions to target a school used for weekly planning meetings between shabbiha militias and security officers".

The Guardian

Perhaps realising that he was not quick enough to burst away from Lescott again, Zamora improvised, using the outside of his trusty left foot to strike the ball early and send a beautiful lob spinning over the head of the stranded Boaz Myhill.

The Guardian - Sport

The electrical wiring (and indeed everything else) is improvised, and looks dangerous.

The Economist

A lot of the commerce here has an improvised feeling to it―transportable stalls, shops that sell everything, but only one of everything.

The Economist

They would cost at least £8 billion in total.Senior army commanders complain that Britain will have a surfeit of expensive fast jets, even though the main threat in the foreseeable future will come from old-fashioned weapons such as AK-47 assault rifles, grenade launchers and improvised bombs.

The Economist

Expert writing Tips

Best practice

In artistic contexts, distinguish between "improvised" (created during the performance) and 'experimental' (planned but unconventional).

Common error

Do not confuse "improvised" with 'improved'. While they sound similar, 'improved' means to make something better, whereas "improvised" means to create something without preparation. For example, an 'improved plan' is a better version of an old one, while an 'improvised plan' is one made up on the spot.

Linguistic Context

The word "improvised" primarily functions as an adjective or the past participle of the verb 'improvise'. In the datasets provided by Ludwig, it consistently modifies nouns to indicate that the object or action was created on the fly. As shown in the Ludwig AI analysis, it is grammatically correct and widely accepted in all formal writing.

Frequent in

News & Media

75%

Military & Security

15%

Arts & Performance

10%

Less common in

Legal Documents

3%

Technical Manuals

2%

Formal Legislation

1%

Ludwig's WRAP-UP

Based on the extensive examples from Ludwig, "improvised" is a highly versatile term used to describe everything from military explosives and political policies to jazz melodies and medical facilities. It is most frequently found in News & Media contexts, where it highlights the human capacity for resourcefulness under pressure. Ludwig AI confirms its status as a standard, correct and essential part of the English lexicon, especially when describing situations where standard resources are unavailable or insufficient. Writers should be careful not to confuse it with 'improved', focusing instead on its core meaning of being spontaneous and unprepared.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

extemporized

The most direct synonym, emphasizing the act of composing or performing without preparation.

ad-libbed

Specifically refers to spoken words or performances delivered without a script.

extemporaneous

A more formal adjective, frequently used for speeches or academic presentations given without notes.

unrehearsed

Focuses on the lack of practice before a performance or event.

impromptu

Highlights that an event or action happened suddenly without any prior arrangement.

makeshift

Focuses on the physical construction of something temporary using whatever materials are at hand.

spontaneous

Refers to the natural impulse behind an action rather than the mechanical lack of preparation.

off-the-cuff

An idiomatic alternative for informal spoken remarks made without thought.

jury-rigged

Specifically denotes a clever but temporary repair or construction, often in technical contexts.

thrown together

Informal phrasing that implies speed and perhaps a lack of quality in the assembly.

FAQs

How do I use "improvised" in a sentence?

You can use "improvised" as an adjective to describe something created without prep, such as: 'The survivors built an "improvised" shelter.' It can also be a verb: 'The actor "improvised" his lines when he forgot the script.'

What can I say instead of "improvised"?

Depending on the context, you can use alternatives like "makeshift" for physical objects, "ad-libbed" for speech, or "extemporaneous" for formal presentations.

Is "improvised" always used for something low quality?

Not necessarily. While it often implies a temporary nature, in music and theater, an "improvised" solo or scene is often a sign of high skill and creativity.

What is the difference between "improvised" and "spontaneous"?

The word "spontaneous" describes the natural impulse or suddenness of an act, while "improvised" specifically highlights the fact that it was composed or built without a pre-existing plan or materials.