1. Within the field of grammar:
* Parts of speech: This refers to the different categories of words, like nouns, verbs, adjectives, adverbs, etc.
* Syntax: This covers how words are arranged into sentences and phrases.
* Morphology: This focuses on the structure of words and how they change form (e.g., adding "-s" to make a noun plural).
* Semantics: This deals with the meaning of words and sentences.
* Phonology: This studies the sounds of language and how they are organized.
2. Inside a grammatical structure:
* Within a phrase or sentence: This could mean the specific words used, their order, or the grammatical functions they serve.
* Within a specific grammatical rule: For example, you might say "The subject is in the nominative case in this sentence" to explain a particular rule.
3. More generally, "in grammar" might indicate:
* A particular rule or principle: For example, "The rule about subject-verb agreement is in grammar."
* A specific grammatical feature: For example, "The use of articles is in grammar."
Can you please provide me with more context?
What exactly are you looking for when you ask "what is in grammar"?
For example:
* "What is in grammar that makes a sentence correct?"
* "What is in grammar that helps me understand a text?"
* "What is in grammar that makes a language different from another?"
Once I understand what you are asking, I can give you a more specific answer.