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
calendars
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word "calendars" is correct and usable in written English.
You can use it to refer to physical or digital instruments used to measure the passage of time or to organize events and tasks. For example: "The company provides its employees with electronic calendars that help them keep track of their meetings and deadlines."
✓ Grammatically correct
News & Media
Formal & Business
Science
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
Apps available on the Watch will include voice-control tool Siri, Messages, Maps as well as information pulled from calendars, email and other iPhone apps.
News & Media
What started off as an unorganised party of Russian surfer dudes has now turned into one of the most important events in the calendars of the new, burgeoning, affluent, young middle classes of Russia and Ukraine.
News & Media
The FOIA requests and federal lawsuit sought materials related to Clinton's public and private calendars; correspondence involving aides likely to play important roles in her expected campaign for president; and Clinton-related emails about the Osama bin Laden raid and controversial US surveillance practices.
News & Media
Google builds a profile by reading our emails and text messages, logging our searches, checking our calendars and mapping our movements.
News & Media
In the 80s and 90s of course, Adelaide and Brisbane both boasted a double-header weekend of ODIs every year and they were set aside in the calendars of local cricket lovers, even the neutral games.
News & Media
When archaeologists dug up Mayan calendars that ominously seemed to run out in the final days of 2012, some doomsayers predicted the end of the world.
News & Media
Whereas the web today provides links between documents which humans read and extract meaning from, the semantic web aims to provide computers with the means to extract useful information from data accessible on the internet, be it on web pages, in calendars or inside spreadsheets.
News & Media
Catch-ups, kick-offs and reviews litter the calendars of most professionals.
News & Media
The group has the potential to become one of the more important of the plethora of forums filling the calendars of Asia-Pacific leaders.EU membership was at first held up for technical reasons, because one condition was to sign the "Treaty of Amity and Co-operation" with ASEAN, something open only to countries, not organisations.
News & Media
But Google, Yahoo!, Microsoft and other firms are now discovering that they may already have the ideal infrastructure for social networking in the form of the address books, in-boxes and calendars of their users.
News & Media
To the toner-cartridge company that warns its customers not to eat the contents add the fast-food chain that prints "Caution contents hot!" on its coffee cup, the school that disallows playground games, the firm that forbids lunchtime drinking or the garage that bans risqué pin-up calendars.
News & Media
Expert writing Tips
Best practice
Use "calendars" when you need to manage your time in a professional way, and also if you are talking with friends.
Common error
Avoid using "calendars" interchangeably with more specific terms like "agendas" or "schedules" when precision is required. "Calendars" refers to the overall system, while the others denote specific content within that system.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "calendars" is as a noun, typically used in the plural form. It refers to a system for organizing days for social, religious, commercial or administrative purposes. Ludwig provides examples showing its use in various contexts, affirming its correctness.
Frequent in
News & Media
35%
Formal & Business
30%
Science
20%
Less common in
Encyclopedias
5%
Wiki
5%
Reference
5%
Ludwig's WRAP-UP
The term "calendars" is a common and grammatically correct noun used to refer to systems for organizing time. Ludwig AI confirms its usability across a range of contexts, from formal business settings to everyday discussions. When writing, it's essential to use "calendars" to describe the system of time organization and to choose more specific terms like "schedules" or "agendas" when referring to specific plans within that system. Understanding the context will help ensure clear and effective communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
schedules
Focuses on planned activities and appointments rather than the system for tracking time.
agendas
Emphasizes the list of items to be discussed or tasks to be completed, often within a specific timeframe.
diaries
Implies a personal record of events and appointments, often more detailed than a simple calendar.
timetables
Highlights a fixed schedule or plan, especially for transportation or events.
appointment books
Refers specifically to a physical or digital book used for scheduling appointments.
datebooks
Similar to appointment books, but may also include notes and other personal information.
rosters
Suggests a list of people or tasks assigned to specific times or dates, often in a recurring pattern.
programs
Refers to a planned series of events or activities, often with a specific theme or purpose.
schedules of events
More descriptive, specifying a list of events and their planned times.
lists of dates
Highlights a compilation of dates, typically for important events or deadlines.
FAQs
How can I use "calendars" in a sentence?
What's a good substitute for the word "calendars"?
Depending on the context, you could use terms like "schedules", "agendas", or "timetables".
Is there a difference between "calendars" and "diaries"?
"Calendars" are generally used for planning and scheduling events, while "diaries" often include personal reflections and detailed records of daily activities.
Why are "calendars" important in a business context?
"Calendars" are crucial for managing time, coordinating meetings, and ensuring that deadlines are met. Shared "calendars" facilitate teamwork and improve overall productivity.
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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested