← GlossaryWas this page helpful?
What does "node" mean in programming?
node is one of the most common terms in software development. This guide explains what it means, how it is used in practice, and why it matters, with real examples from the developer world.
Definition
A single element in a data structure such as a tree, linked list, or graph. Each node holds a value and references to connected nodes. The term is also used for Node.js, the JavaScript runtime.
Example
"Each node in the binary search tree stores a value and pointers to its left and right children."
Can you put this sentence in the right order?
Tap the words to place them here
Keep building your technical English
You just looked up what this word means. Lingua-e turns vocabulary like this into full practice: fill-in-the-blanks, listening, and real developer conversations.
Practice this for free