Decide Not To vs. Decide To Not: Which Is Right?

Navigating the nuances of English grammar can sometimes feel like deciphering a complex code. Two constructions that frequently cause confusion are “decide not to” and “decide to not.” While both convey the idea of choosing against an action, one is generally considered more standard and stylistically preferred in formal writing.

Understanding the grammatical underpinnings of these phrases can help writers make more confident choices, leading to clearer and more polished prose. This exploration delves into the structure, usage, and stylistic implications of each construction.

The Case for “Decide Not To”

The construction “decide not to” is widely accepted as the grammatically standard and stylistically preferred form in contemporary English. This preference stems from its more direct and concise structure, which aligns with principles of clear and efficient communication.

In this phrasing, “not” directly modifies the infinitive verb “to” which is part of the infinitive phrase “to do” (or any other verb). The structure is “verb + not + to + infinitive.”

Consider the sentence: “She decided not to go to the party.” Here, “not” clearly negates the action of “going.”

“Decide Not To” in Action

This construction is prevalent across various forms of writing, from academic papers to professional reports and everyday communication. Its straightforward nature makes it easily understood and less prone to misinterpretation.

For example, in a business context, one might write, “The committee decided not to approve the proposal.” This is a clear and unambiguous statement of their decision.

The grammatical logic behind “decide not to” is that “not” functions as an adverb of negation, and adverbs typically precede the words they modify. In this case, “not” modifies the entire infinitive phrase “to go,” indicating the decision is against that action.

Stylistic Advantages of “Decide Not To”

Beyond grammatical correctness, “decide not to” often possesses a certain elegance and conciseness. It avoids a slightly more awkward split infinitive construction that can arise with “decide to not.”

The flow of “decide not to” feels natural to most native English speakers and adheres to established grammatical patterns.

Using this form consistently can contribute to a more polished and authoritative writing style. It signals an awareness of grammatical conventions that enhances the credibility of the writer.

Analyzing “Decide To Not”

The construction “decide to not” involves what is often referred to as a “split infinitive,” where an adverb (“not”) is placed between “to” and the infinitive verb. While historically discouraged by some grammarians, split infinitives are now widely accepted in modern English, though “decide to not” can still sound less natural or slightly more emphatic in certain contexts.

The structure here is “verb + to + not + infinitive.”

For instance: “He decided to not mention the mistake.” This phrasing emphasizes the deliberate choice to omit the mention.

The Split Infinitive Debate

The prescriptive rule against split infinitives originated in the 18th century, partly based on Latin grammar where infinitives are single words and cannot be split. However, English infinitives are formed with “to” plus a verb, and splitting them is often necessary for clarity or emphasis.

While “decide to not” is grammatically permissible, it can sometimes lead to slightly more awkward phrasing compared to its alternative.

Many style guides today acknowledge the validity of split infinitives, focusing instead on clarity and natural flow. The “rule” against them is more of a stylistic preference for some.

When “Decide To Not” Might Be Used

In some instances, writers might consciously choose “decide to not” for a particular effect. This could be to add a subtle emphasis on the negative choice or to create a specific rhythm in a sentence.

For example, consider a situation where someone is weighing options and wants to highlight their active decision to avoid something: “After much deliberation, she decided to not engage with the negativity.”

This construction can sometimes draw attention to the act of negation itself, making the decision to *not* do something feel more deliberate or significant.

Grammatical Principles at Play

At the heart of this discussion lies the function of “not” as a negator and the structure of infinitive phrases. Understanding these elements is key to appreciating the differences between the two constructions.

The infinitive is the base form of a verb, often preceded by “to” (e.g., to eat, to sleep, to think). When negation is involved, the placement of “not” becomes critical.

In “decide not to,” “not” precedes the infinitive phrase, acting as a standard adverbial negation. This is the most common and generally preferred placement.

Adverb Placement and Negation

Adverbs typically modify verbs, adjectives, or other adverbs, and their placement can affect the meaning or emphasis of a sentence. When negating an infinitive phrase, placing “not” directly before “to” is the most direct and least disruptive method.

Consider other verbs: one would say “I want not to be disturbed” rather than “I want to not be disturbed,” though the latter is also understood.

The principle is to place the negator where it most clearly and efficiently modifies the intended element.

The Infinitive Phrase

An infinitive phrase includes the infinitive and any modifiers or complements. For example, in “to run a marathon,” “a marathon” is the complement of the infinitive “to run.”

When negating “to run,” the standard form is “not to run.” The split infinitive would be “to not run.”

Both forms are understood, but “not to run” is generally more idiomatic and stylistically sound in most contexts.

Context and Usage Scenarios

The choice between “decide not to” and “decide to not” can subtly depend on the context, desired emphasis, and the audience. While “decide not to” is the default for clarity and conciseness, “decide to not” might be used for specific rhetorical effect.

In formal academic or professional writing, adhering to the more conventional “decide not to” is usually the safest and most effective approach.

However, in more informal or creative writing, the subtle emphasis provided by a split infinitive might be a deliberate stylistic choice.

Formal vs. Informal Settings

In formal settings, clarity and adherence to standard grammatical conventions are paramount. “Decide not to” aligns perfectly with these requirements, ensuring that the message is conveyed directly and without ambiguity.

In informal conversations or personal writing, the distinction may be less critical, and either form might be used and understood. The emphasis is often on conveying the meaning rather than strict adherence to grammatical niceties.

However, even in informal contexts, “decide not to” generally sounds more natural and less deliberate than “decide to not.”

Emphasis and Nuance

The construction “decide to not” can, at times, lend a slightly stronger emphasis to the act of negation. It highlights the conscious decision to refrain from an action.

For example, “He decided to not forgive her” might carry a weightier implication of deliberate unforgiveness than “He decided not to forgive her.”

This subtle difference in emphasis is one of the few reasons a writer might opt for the split infinitive construction. However, this is a nuanced point, and often the standard form suffices.

Practical Application and Recommendations

For most writers, the recommendation is straightforward: default to “decide not to.” This choice ensures grammatical correctness, stylistic elegance, and clarity for the widest range of audiences.

Unless there is a specific, intentional reason to emphasize the negation through a split infinitive, the standard form is the most effective.

Mastering this distinction can elevate the quality of your writing, making your prose more precise and professional.

When to Use “Decide Not To”

Utilize “decide not to” in all general writing, including academic essays, business communications, news articles, and formal speeches. Its universality and acceptance make it the most reliable option.

For instance, “The company decided not to expand into new markets this fiscal year.” This is clear, concise, and grammatically sound.

This form avoids any potential for criticism regarding split infinitives and ensures smooth readability.

When “Decide To Not” Might Be Considered

Consider “decide to not” only when you specifically intend to emphasize the act of negation or when it genuinely improves the rhythm or flow of a particular sentence for stylistic effect. This is a rare scenario.

An example might be in creative writing where a particular cadence is desired: “She knew she had to be strong, and she decided to not let her emotions control her.”

Even in such cases, it’s worth re-reading to ensure the split infinitive doesn’t sound awkward or overly pedantic.

The Role of Style Guides

Modern style guides offer valuable insights into the evolving landscape of grammar and usage. Many now recognize the acceptability of split infinitives, including “decide to not,” while still acknowledging the traditional preference for avoiding them when unnecessary.

For example, The Chicago Manual of Style and the Associated Press Stylebook generally permit split infinitives if they improve clarity or avoid awkwardness.

However, they often advise writers to exercise judgment and to favor the standard construction when it serves equally well.

Evolving Grammatical Norms

Language is dynamic, and grammatical rules, especially those related to style, are subject to change. The strict proscriptions against split infinitives are less rigid today than they were in previous centuries.

The focus has shifted from arbitrary rules to effective communication. If a split infinitive enhances clarity or sounds more natural, it is often accepted.

This evolution means that while “decide to not” is not inherently incorrect, its use should be deliberate rather than accidental.

Consulting a Style Guide

When in doubt, consulting a reputable style guide is always a good practice. These resources provide authoritative guidance on a wide range of grammatical and stylistic issues.

Different guides may have slightly different recommendations, so understanding the target audience or publication’s preferred style is beneficial.

Ultimately, the goal is to write clearly and effectively, and understanding the nuances of constructions like “decide not to” vs. “decide to not” contributes to that aim.

Avoiding Awkward Phrasing

The primary goal in writing is clear communication. Awkward phrasing can detract from the message and distract the reader. The choice between “decide not to” and “decide to not” often comes down to which sounds more natural and less contrived.

Generally, “decide not to” offers a smoother, more idiomatic flow.

The construction “decide to not” can sometimes feel a bit clunky or overly emphatic, drawing unnecessary attention to the negation.

The Natural Cadence of Language

Native English speakers often develop an intuitive sense for what sounds “right.” The rhythm and cadence of “decide not to” typically align better with the natural flow of spoken and written English.

Phrases like “I decided not to buy it” sound more organic than “I decided to not buy it.”

This natural cadence is a strong indicator of preferred usage in most communicative contexts.

When “Decide To Not” Can Sound Forced

In many sentences, inserting “not” between “to” and the verb can create an awkward pause or disrupt the sentence’s momentum. This is particularly true when the infinitive phrase is short.

For example, “He decided to not go” is less fluid than “He decided not to go.”

While not grammatically forbidden, such constructions can sometimes make the writer appear less skilled or deliberate in their word choice.

The Impact on Meaning

While the core meaning of choosing against an action remains the same, the placement of “not” can subtly alter the emphasis or perceived nuance of the decision.

Understanding these subtle shifts can help writers make more intentional choices.

The standard “decide not to” presents the negation as a direct consequence of the decision.

Direct Negation

With “decide not to,” the negation is straightforward. The decision is made, and the result is the absence of the intended action. It’s a clean and efficient way to express this.

Example: “They decided not to proceed with the merger.” The decision directly negates the action of proceeding.

This is the most common and expected way to express this type of decision.

Emphasizing the Choice to Negate

The split infinitive “decide to not” can, in some contexts, draw attention to the active choice of *not* doing something. It might imply a more conscious effort to refrain.

For instance, “She decided to not let the past define her future.” This construction might put a slightly stronger emphasis on the deliberate act of choosing against being defined by the past.

However, this is a fine distinction, and often the standard form is sufficient and preferred for clarity.

Conclusion: The Preferred Form

In summary, while both “decide not to” and “decide to not” are understood, “decide not to” is the more widely accepted, stylistically preferred, and grammatically standard construction in modern English.

It offers greater conciseness, a more natural flow, and aligns with conventional grammatical practices.

For clarity, professionalism, and ease of understanding, adopting “decide not to” as your default choice is the most effective strategy for most writing situations.