What context can I use each word in?
Learn when and how to use these words with these examples!
undirectional
Example
The undirectional microphone only picks up sound from one direction. [undirectional: adjective]
Example
The traffic on this road is undirectional, so you can only turn right. [undirectional: adjective]
unidirectional
Example
The unidirectional antenna is perfect for long-range communication. [unidirectional: adjective]
Example
The flow of electricity in this circuit is unidirectional, meaning it only moves in one direction. [unidirectional: adjective]
Good things to know
Which word is more common?
Unidirectional is more commonly used than undirectional in technical fields and everyday language.
What’s the difference in the tone of formality between undirectional and unidirectional?
Both undirectional and unidirectional are technical terms used in formal contexts, but unidirectional may be perceived as more formal due to its Latin roots and positive connotations of efficiency and effectiveness.
