Selective serotonin reuptake inhibitor. Selective serotonin reuptake inhibitors (SSRIs), also known as serotonin-specific reuptake inhibitors or serotonergic antidepressants,[1] are a class of drugs that are typically used as antidepressants in the treatment of major depressive disorder and anxiety disorders.
Then you're looking for the midpoint! The midpoint of a line segment is the point located midway between the endpoints of the line segment. This tutorial tells you about the midpoint of a line segment.
The midsegment of a trapezoid is referred to as the median or the midline. The length of the midsegment is calculated by finding the average length of each of the parallel sides. The formula for this length is the sum of the length of side A plus the length of side B, divided by two. The midsegment is also used to calculate the area of a trapezoid. Learn more about Shapes.