Remember vs Forget: Meaning, Differences, Uses and Examples
The verbs remember and forget are commonly used in everyday English, but understanding their grammatical patterns is important for speaking and writing accurately. They describe opposite ideas: one relates to keeping something in your memory or recalling it, while the other refers to failing to remember something or allowing a memory to disappear. Although their basic meanings are easy to understand, the structures that follow these verbs can sometimes be confusing for English learners.
A particularly important point is that remember and forget can be followed by either an infinitive with “to” or a gerund ending in “-ing.” However, the meaning can change depending on which structure is used. For example, “I remembered to call her” means that I did not forget the action, while “I remember calling her” refers to a memory of an action that happened in the past. The same distinction applies to “forget,” making these verbs especially useful for understanding English verb patterns.
What Does “Remember” Mean?
“Remember” means to keep information, an event, person, or experience in your memory or to bring something back into your mind. It can refer to something you already know, something that happened in the past, or an action you need to perform.
For example, “I remember my first day at school” means that the speaker has a memory of that experience. “Please remember my name” asks someone to keep the information in their memory.
The verb can also be used when someone suddenly recalls something. For example, “I just remembered where I put my keys.” Here, the speaker had temporarily failed to think of the information but has now recalled it.
Understanding the structure that follows this verb is essential because different grammatical patterns produce different meanings.
Remember + To-Infinitive
When “remember” is followed by “to” and the base form of a verb, it usually means that someone successfully recalls a responsibility or action that needs to be completed.
For example, “I remembered to lock the door” means that I did not forget to lock it. The remembering happened before the action.
Similarly, “She remembered to send the email” means that she recalled the need to send the email and then sent it.
This structure is often used when discussing duties, instructions, appointments, or future actions from the perspective of the moment of remembering.
Remember + -Ing Form
When “remember” is followed by a gerund, the meaning is different. “Remember doing something” means to have a memory of an action or event that already happened.
For example, “I remember meeting him at the conference” means that the speaker has a memory of meeting him.
“She remembers visiting London as a child” means that the experience is part of her memory.
The important difference is that the action described by the “-ing” form has already happened. The speaker is recalling the experience rather than remembering a duty that still needs to be performed.
What Does “Forget” Mean?
“Forget” means to fail to remember something, lose information from your memory, or fail to perform an action because you did not remember it.
For example, “I forgot his name” means that the speaker cannot remember the person’s name. “She forgot the address” means that she no longer remembers or did not retain the address.
The verb can also describe failure to complete an intended action. “I forgot to bring my notebook” means that bringing the notebook was necessary or intended, but the speaker failed to do it because they did not remember.
Like “remember,” this verb can be followed by either “to + verb” or an “-ing” form, and the meaning changes according to the structure.
Forget + To-Infinitive
“Forget to do something” means that a person fails to perform an action because they did not remember that they needed to do it.
For example, “I forgot to call my mother” means that the speaker intended or was expected to call her but failed to do so.
“She forgot to submit the assignment” means that the assignment was not submitted because she failed to remember the task.
This structure is particularly common when talking about responsibilities and everyday tasks.
Forget + -Ing Form
“Forget doing something” is less common in ordinary conversation but is grammatically meaningful. It refers to losing or failing to retain the memory of an action that already happened.
For example, “I will never forget meeting you” means that the speaker will always remember the experience.
“She will never forget visiting the historic site” means that the experience will remain memorable.
The negative form “never forget + -ing” is especially common when discussing important, emotional, or memorable experiences.
Remember vs Forget: The Main Difference
The basic semantic relationship is straightforward: “remember” relates to retaining or recalling information, while “forget” relates to failing to retain or recall it.
However, their grammatical structures deserve special attention. “Remember to do something” refers to recalling an action before performing it. “Remember doing something” refers to recalling an action that has already happened.
Likewise, “forget to do something” means failing to perform an action because you did not remember it. “Forget doing something” refers to failing to remember a past action or experience.
Consider these examples. “I remembered to take my medicine” means I recalled the need to take it and did so. “I remember taking my medicine” means I have a memory of taking it.
Similarly, “I forgot to take my umbrella” means I failed to take it with me. “I forgot taking the umbrella” suggests that I do not remember the past action of taking it.
Common Mistakes English Learners Make
One common mistake is assuming that “remember” always has the same meaning regardless of what follows it. In fact, the choice between “to + verb” and “-ing” can significantly change the meaning.
For example, “I remembered to meet him” and “I remember meeting him” are not interchangeable. The first focuses on successfully remembering an action that needed to happen. The second focuses on recalling an event that happened in the past.
Another common mistake is using “forget” incorrectly with past memories. When discussing an experience that someone does not remember, “forget + -ing” can be appropriate. When describing an action that someone failed to perform, “forget + to-infinitive” is generally the correct structure.
Remember and Forget in Everyday English
Both verbs appear frequently in instructions, conversations, education, work, and personal communication. Expressions such as “Remember to call me,” “Don’t forget to bring your ID,” and “I remember seeing that movie” are common in everyday English.
The imperative form is particularly useful. “Remember to lock the door” is a reminder to complete an action. “Don’t forget to submit your form” carries the same general purpose but emphasizes the possibility of failing to remember.
These patterns are useful because they help learners connect grammar with real-life communication.
How to Choose the Correct Structure
A simple way to decide which structure to use is to ask whether the action happened before or after the moment of remembering.
If the person needs to remember an action and then perform it, use remember/forget + to-infinitive. If the person is talking about a memory of an action that has already happened, use remember/forget + -ing.
For example, “Remember to buy milk” refers to a task that still needs to be completed. “I remember buying milk” refers to a past action that is already in the speaker’s memory.
This distinction is one of the most useful patterns for learners studying English verb complements.
Frequently Asked Questions
What is the difference between remember and forget?
“Remember” means to retain or recall information or an experience, while “forget” means to fail to retain or recall it.
What does “remember to do” mean?
“Remember to do” means to recall that an action needs to be performed and then complete that action.
What does “remember doing” mean?
“Remember doing” means to have a memory of an action or experience that happened in the past.
What is the difference between “forget to do” and “forget doing”?
“Forget to do” means failing to perform an intended or necessary action. “Forget doing” means failing to remember an action that already happened.
Is “remember + ing” grammatically correct?
Yes. “Remember + -ing” is correct when referring to a memory of a past action or experience, such as “I remember meeting her.”
Which is correct: “I forgot to call” or “I forgot calling”?
Both can be grammatically correct, but they have different meanings. “I forgot to call” means the call was not made, while “I forgot calling” means the speaker does not remember making the call.
Conclusion
The verbs “remember” and “forget” are opposites in basic meaning, but their grammatical structures require careful attention. “Remember” refers to retaining or recalling something, while “forget” refers to failing to remember it.
The most important distinction is between the infinitive and gerund structures. “Remember or forget to do something” concerns an action that needs to be performed, whereas “remember or forget doing something” concerns a past action or experience.
Learning this difference can help English learners avoid common mistakes and communicate more precisely. By practicing these structures in meaningful sentences, students can develop a stronger understanding of English verb patterns and use both verbs naturally in everyday communication.