stimulus onset

USAGE SUMMARY

The phrase "stimulus onset" is correct and usable in written English.
It is typically used in contexts related to psychology, neuroscience, or experimental research to refer to the moment when a stimulus is presented to a subject. Example: "The participants showed a significant reaction time decrease following the stimulus onset."

✓ Grammatically correct

Science

Academia

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

OSH is eye specific (per stimulus onset).

Nature

Seven SOAs (stimulus onset asynchrony) are used.

Brain Research Protocols

Analyzes focused on the first 500 ms after stimulus onset.

Nature

The vertical green dashed lines indicate the 500 ms time intervals aligned on stimulus onset.

Nature

(b) Level of freezing during the 30-s period after stimulus onset.

Nature

The duration of each circle was 400 ms and stimulus onset asynchrony was 500 ms.

Nature

These effects were observed in the first 100 ms after stimulus onset.

Nature

Average ERP voltages for our later component peaking at around 300 400 ms after stimulus onset.

Nature

Here, with higher irregularity prior to stimulus onset, power in low frequencies decreased.

Nature

Wang, X., Chen, Y. & Ding, M. Estimating Granger causality after stimulus onset: a cautionary note.

Nature

In every case, stimulus onset caused a decline in neural variability.

Stanford University

Expert writing Tips

Best practice

When reporting research findings, clearly define the "stimulus onset" to ensure replicability. Provide specific details about how it was determined and measured.

Common error

Avoid ambiguity by explicitly stating what "time zero" refers to in your experimental design. Is it the physical presentation of the stimulus, the participant's detection of it, or some other defined event?

Linguistic Context

The phrase "stimulus onset" functions primarily as a noun phrase, often used as a subject or object in sentences describing experimental procedures or research findings. Ludwig examples show it denoting the point at which a stimulus begins.

Expression frequency: Very common

Frequent in

Science

66%

Academia

31%

News & Media

2%

Less common in

Formal & Business

1%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "stimulus onset" is a frequently used and grammatically sound term, predominantly found in scientific and academic literature. Ludwig confirms that its primary function is to precisely mark the beginning of a stimulus presentation in experimental settings. To ensure clarity in research, it's essential to explicitly define what "time zero" represents. While alternatives like "stimulus presentation" exist, "stimulus onset" offers a specific and technically accurate means of referring to the start of a stimulus.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

onset of stimulus

A variation in word order while maintaining the core meaning.

stimulus presentation

Refers to the act of presenting a stimulus, rather than the specific moment it begins.

stimulus initiation

Emphasizes the beginning or starting of a stimulus.

stimulus beginning

Uses a more general term for 'onset'.

start of stimulus

Similar to "stimulus beginning", using 'start' instead of 'onset'.

stimulus appearance

Focuses on when the stimulus becomes visible or detectable.

stimulus emergence

Suggests the stimulus is gradually becoming apparent.

time of stimulus presentation

Highlights the temporal aspect of stimulus delivery.

stimulus delivery time

Focuses on when the stimulus is administered.

initial stimulus presentation

Highlights that this is the first instance of the stimulus.

FAQs

How is "stimulus onset" typically used in a research context?

In research, "stimulus onset" is used to mark the precise beginning of a stimulus presentation, serving as a critical reference point for measuring reaction times, neural responses, and other time-dependent variables.

What's the difference between "stimulus onset" and "stimulus offset"?

"Stimulus onset" refers to the start of a stimulus presentation, whereas "stimulus offset" indicates when the stimulus ends or is removed. Both are important for defining stimulus duration and timing.

What are some alternatives to using the term "stimulus onset"?

Depending on the context, you can use alternatives like "stimulus presentation", "stimulus initiation", or "time of stimulus presentation".

Why is the precise timing of "stimulus onset" important in experimental design?

Accurate timing of "stimulus onset" is crucial for establishing causality and correlating stimulus presentation with observed responses. It allows researchers to analyze data relative to a known starting point.