Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
without obstruction
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'without obstruction' is correct and usable in written English.
You can use it to mean that someone or something is able to do something without any interference or hindrance. For example, "The humanitarian group distributed food to the refugees without obstruction."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(20)
unobstructed
unimpeded
without hindrance
without impediment
free from obstacles
unrestricted
unfettered
smoothly
without constraint
without opposition
without disruption
without disregard
without hurdle
without interruption
without delaying
without any embarrassment
without any inconvenience
without any hindrance
without any difficulty
without any encumbrance
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
B) Associated with other obstructive lesions of the foramen magnum Type II: syringomyelia without obstruction of the foramen magnum, or idiopathic.
They penetrate the ten directions without obstruction.
Milbrett repeatedly exploited seams in their flat-back four defense, turning and shooting insistently without obstruction.
News & Media
Bush's second-term appointees (including two to the Supreme Court) proceeded without obstruction.
News & Media
The hydraulic characteristics have been maintained without obstruction over the entire period of steady cooling.
Science
Its Europe and central Asia programme coordinator, Nina Ognianova, said Jarrah should be allowed to work in Turkey without obstruction.
News & Media
With all the ships of a battle line following one another, their guns could face the enemy line without obstruction.
Encyclopedias
But troops and ships sent for exercises or regular duty might rotate with fresh forces if it appeared that the inspections were moving ahead without obstruction.
News & Media
The "fetch" is the distance the waves have run, without obstruction, under the drive of a wind blowing in a constant direction.
News & Media
This wearable smart contact lens will be a promising application in wireless and real-time ocular diagnostics without obstruction to vision.
Science & Research
Solar access refers to the ability of a living unit to continue to receive sunlight without obstruction from any other properties or structures.
Science
Expert writing Tips
Best practice
Use "without obstruction" to clearly indicate that something is able to proceed or exist freely, without being blocked or impeded. This phrase is particularly useful in technical, legal, and descriptive contexts where clarity is essential.
Common error
Avoid using "without obstruction" when a weaker term like "easily" or "simply" would suffice. "Without obstruction" implies a potential for blockage that is specifically absent, not just a general lack of difficulty.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "without obstruction" functions primarily as an adverbial phrase, modifying verbs or clauses to indicate the manner in which an action is performed or a state exists. It specifies that something occurs without any impediment or blockage, as confirmed by Ludwig AI.
Frequent in
Science
37%
News & Media
35%
Academia
15%
Less common in
Encyclopedias
2%
Wiki
2%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, the phrase "without obstruction" is a versatile adverbial phrase used to denote the absence of impediments or blockages. Ludwig AI confirms its grammatical correctness, and its frequent appearance across diverse sources, including science, news, and academia, highlights its broad applicability. While appropriate for formal contexts, it is also suitable for neutral communication. When aiming to convey a sense of unimpeded progress or clear access, "without obstruction" provides a precise and effective choice.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
unobstructed
Single word, direct synonym; lacks the prepositional structure but retains the core meaning of being free from blockage.
unimpeded
Implies a lack of hindrance or impediment, focusing on the ease of movement or progress.
without hindrance
Replaces "obstruction" with "hindrance", maintaining a similar level of formality and meaning.
without impediment
Uses a more formal term ("impediment") to convey the absence of barriers.
free from obstacles
More descriptive, highlighting the absence of obstacles that could cause obstruction.
without any blockage
More literal and direct, focusing on the physical absence of anything blocking the way.
with no interference
Focuses on the lack of external intervention or disruption.
unrestricted
Highlights the absence of limitations or regulations.
unfettered
Suggests a release from constraints or restrictions, emphasizing freedom of action.
smoothly
Adverb describing the manner of movement, suggesting a lack of disruption.
FAQs
How can I use "without obstruction" in a sentence?
You can use "without obstruction" to describe a process, view, or passage that is clear and unimpeded. For example, "The aid convoy moved through the region "without obstruction"", or "The design allows sunlight to reach the plants "without obstruction"".
What are some alternatives to saying "without obstruction"?
Alternatives to "without obstruction" include "unobstructed", "unimpeded", or "without hindrance". The best choice depends on the specific context and the nuance you want to convey.
Is it better to say "without obstruction" or "free from obstruction"?
Both "without obstruction" and "free from obstruction" are grammatically correct and have similar meanings. "Without obstruction" is slightly more concise and commonly used, but "free from obstruction" can add emphasis.
Can "without obstruction" be used to describe abstract concepts?
Yes, "without obstruction" can describe abstract concepts. For instance, you might say, "The negotiations proceeded "without obstruction"", meaning there were no significant disagreements or barriers to progress.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested