| ACU | of a leaf shape |
|---|---|
| ACU | narrowing to a slender point |
| ACU | (Chinese and Japanese) treatment of symptoms by applying pressure with the fingers to specific pressure points on the body |
| ACU | (Chinese) treatment of pain or disease by inserting the tips of needles at specific points on the skin |
| ACU | a mark (') placed above a vowel to indicate pronunciation |
| ACU | (medicine) having or experiencing a rapid onset and short but severe course |
| ACU | of critical importance and consequence |
| ACU | extremely sharp or intense |
| ACU | having or demonstrating ability to recognize or draw fine distinctions |
| ACU | ending in a sharp point |
| ACU | of an angle |
| ACU | a mark (') placed above a vowel to indicate pronunciation |