As you may have noticed, above you will find words for "Of or relating to Aleksei N. Leontiev (Russian: Алексе́й Никола́евич Лео́нтьев; 1903–1979), Soviet developmental psychologist and philosopher and the founder of activity theory.". Hover the mouse over the word you'd like to know more about to view its definition. Click to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.