Aspirate: To draw in by suction. A patient may aspirate for example by accidentally drawing material from the stomach into the lungs. A doctor can aspirate a joint. From Healthy Resources 10 Rheumatoid Arthritis Symptoms How IL Inhibitors Work to Treat PsoriasisModerate to Severe UC: Targeted Solutions Featured Centers What Are the Best PsA Treatments for You?Understanding Biologics 10 Things People With Depression Wish You Knew