derive
To come from a particular source or origin.
ExampleThe professor says the theory derives from observations made in the field.
ExampleThe passage explains how the word derives from an older language.
Usage Scenarios
Understanding source
Recognize derive when the passage explains where an idea or term comes from.
ExampleThe theory derives from several observations made during the expedition.
Making an inference
Recognize it when meaning is obtained from evidence, surrounding context, data, language history, or an observed process.
ExampleReaders can derive the meaning of the term from the surrounding sentence.
Usage Guide
Recognize derive when a passage explains origin or source. TOEFL readings may say that a theory derives from evidence, a word derives from another language, or energy derives from a process.
The most important pattern is derive from. You can say a conclusion derives from evidence or a term derives from Latin.
Do not use derive as a general synonym for get in casual contexts. It is academic and source-focused.
Word Forms & Word Building
Derive comes from a root idea of drawing or taking from a source. The key word-building pattern is derive from.
Derived is the adjective or past form: derived energy, derived meaning, derived from Latin. It keeps the source-origin idea.
Derivative uses the -ative ending and can be a noun or adjective, but TOEFL learners mainly need derive, derived, and derive from.
Meaning Boundaries
Derive vs originate
Originate means begin. Derive emphasizes coming from a source or being obtained from it.
Derive vs infer
Infer means conclude from evidence. Derive can mean obtain meaning or result from a source.
Register
Derive is academic and common in TOEFL reading, linguistics, science, and evidence-based arguments.
Memory Tricks
Think source arrow: source -> result. Derive points back to the source.
Memorize derive from. That preposition carries the word.
In reading, ask what the idea comes from: evidence, language, process, or observation.
Common Traps
Use derive from, not derive out of, in standard academic English.
Do not confuse derive with drive; the meaning is different.
When using derives, remember the third-person s: the theory derives from evidence.