Here's a breakdown:
* Im-: A prefix meaning "not" or "lacking"
* Measure: To determine the size, amount, or degree of something.
Examples:
* The beauty of the sunset was immeasurable. (The beauty was so great it couldn't be measured or described with words.)
* His courage in the face of danger was immeasurable. (His courage was so vast it was impossible to quantify.)
* The love between a mother and child is immeasurable. (Their love is so deep and strong it goes beyond any possible measurement.)
Synonyms:
* Boundless
* Limitless
* Infinite
* Uncountable
Let me know if you have any other questions!