The common chemical name for aspirin is acetylsalicylic acid. Its systematic name is 2-(acetyloxy) benzoic acid. This is the information according to Wikipedia and does accurately describe the ACTIVE ingredient in a bottle of Bayer aspirin.
load (plural loads) A burden; a weight to be carried. I struggled up the hill with the heavy load in my rucksack. (figuratively) A worry or concern to be endured, especially in the phrase a load off one's mind.
The course load is a factor in determining whether a graduate student is classified as a full-time or part-time student; has met residence requirements; and is eligible to hold a fellowship, traineeship, assistantship, or departmental or program appointment.