The phrase "afternoon lectures" is correct and usable in written English.
It can be used to refer to lectures or classes that take place in the afternoon.
Example: "I have a series of afternoon lectures scheduled for this semester on various topics in literature."
Alternatives: "afternoon classes" or "afternoon sessions".
Most of the commuters in my class at uni only show up for the afternoon lectures, if that".
During the first week of training, afternoon lectures focused on the essentials of Peking opera performance: the distinctive music, stock characters, minimal set, elaborate costumes and the codified greasepaint makeup.
For two days, Friday evening through Sunday afternoon, lectures and walking tours, interspersed with art installations and musical performances, focused on climate change, agricultural practices and what the institute's president, Wes Jackson, called "getting over the hump" in the use of carbon-based energy sources.
Each day the writers will participate in morning seminars and workshops with the faculty, attend afternoon lectures to work on what Mr. Reeves called "the nuts and bolts of their crafts," and then take in evening programs, like Mr. Guare's play reading, which will be open to the public.
Although I return late for the afternoon lectures that day, my education on Corsica is now complete: the chefs unanimously declare me an expert Corsican cheese connoisseur.
The afternoon lectures gave way to a different course, and with it, another professor.
The Astronomer was issued a summons, the punks scattered, and the afternoon lecture was ended.
Before leaving Manang, we stopped in for the afternoon lecture at the Himalayan Rescue Association, staffed that season by volunteers from Bozeman, Mont., a doctor and her husband, a civil engineer.
"As I hadn't eaten anything before the op, I picked up a chicken caesar wrap on my way back to the afternoon lecture (I couldn't miss it due to the proximity of the upcoming exams).
The now-legendary Sunday afternoon lecture series is the place where the team educate pupils on the social, cultural and political history of drinks, while mixing impeccable cocktails to illustrate their stories.
The fact that every speaker at the NIH Wednesday afternoon lecture series participates in a small luncheon with predoctoral fellows demonstrates NIH's commitment to young scientists.
