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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
defined below
Grammar usage guide and real-world examplesUSAGE SUMMARY
"defined below" is a perfectly acceptable and commonly used phrase in written English.
For example: This term is used to denote a specific action, as defined below.
✓ Grammatically correct
Science
Academia
News & Media
Alternative expressions(20)
explained hereinafter
outlined in what follows
discussed later
elaborated on subsequently
described below
specified below
outlined below
identified below
designated below
delineated below
herein or referred to herein
herein defined
defined in
defined herein
as used in this document
as used herein
designated herein
referred to herein
In this context
For the sake of clarity
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
59 human-written examples
Podularity has its roots in agile (defined below).
News & Media
I suggest that you be able to meet your financial obligations with your base income (defined below).
News & Media
QRT was the sum of two components, the personnel-system interface (PSI) and SRT (defined below).
Science
Each surgical procedure followed the same protocol (defined below).
The osmotic potential at full turgor (ψ π100) was calculated as ψ π×RWC (defined below).
Science
The individual terms are defined below.
Wiki
Data were extracted on the case mix, outcome and activity as defined below.
Science
Satisfactory progress is defined below.
Academia
This development led to mean solar time as the norm; it is defined below.
Encyclopedias
Guess the words defined below and write them over their numbered dashes.
News & Media
Any terms not defined below shall have the meaning ascribed to them in the Subscription Sales Term Sheet.
News & Media
Expert writing Tips
Best practice
Use "defined below" to clearly signal that a definition or explanation will immediately follow. This improves readability and prevents ambiguity.
Common error
Avoid using "defined below" when the definition is not immediately clear or is significantly separated from the initial reference. Ensure the reader can easily locate the corresponding explanation.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "defined below" functions as a referential marker. It signals to the reader that a definition or explanation of a term, concept, or process will be provided in the subsequent text. Ludwig shows numerous examples of this usage across varied contexts.
Frequent in
Science
42%
Academia
21%
News & Media
14%
Less common in
Formal & Business
9%
Encyclopedias
7%
Wiki
7%
Ludwig's WRAP-UP
In summary, "defined below" is a common and grammatically sound phrase used to indicate that a definition or explanation will follow. Ludwig's examples demonstrate its widespread use across academic, scientific, and news contexts. To ensure clarity, place the definition as close as possible to the initial reference. While alternatives like "as defined subsequently" exist, "defined below" remains a straightforward choice for guiding readers through complex information.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
as defined subsequently
Replaces "below" with "subsequently", emphasizing the temporal aspect of the definition.
defined in the following section
Specifies that the definition is in a section that follows.
detailed further down
More informal, indicating the details are located later in the text.
explained hereinafter
A formal term, predominantly used in legal or technical writing, indicating explanation later in the document.
outlined in what follows
Suggests that the explanation will be presented in a structured or organized manner.
discussed later
A simpler and more general way to indicate that something will be explained at a later point.
shown in the next part
Highlights that a demonstration or illustration will be shown subsequently.
specified in detail hereunder
A very formal phrase indicating detailed specification later in the document.
elaborated on subsequently
Emphasizes that the explanation will be expanded upon.
covered in the succeeding paragraphs
Indicates that the explanation will be provided across multiple paragraphs that follow.
FAQs
How to use "defined below" in a sentence?
Use "defined below" to indicate that a term or concept will be explained later in the text. For instance, "The key performance indicators (KPIs), as defined below, will be tracked quarterly."
What is a synonym for "defined below"?
Alternatives to "defined below" include "as defined subsequently", "defined in the following section", or "detailed further down". The choice depends on the context and formality of your writing.
Is it correct to say "as defined below"?
Yes, "as defined below" is grammatically correct and commonly used. It serves the same purpose as "defined below", indicating that a definition will follow.
Where should I place the definition after using "defined below"?
The definition should be placed as close as possible to the reference, ideally in the immediately following sentence or paragraph to ensure clarity and avoid disrupting the reader's flow.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested