Gymnastic exercise and Physical exercise

Gymnastic exercise noun - Gymnastics) an exercise designed to develop and display strength and agility and balance (usually performed with or on some gymnastic apparatus.

Physical exercise and gymnastic exercise are semantically related. In some cases you can use "Physical exercise" instead a noun phrase "Gymnastic exercise".

Physical exercise noun - The activity of exerting your muscles in various ways to keep fit.

Gymnastic exercise and physical exercise are semantically related. Sometimes you can replace phrase "Gymnastic exercise" with "Physical exercise", this phrases are similar.