English language in a historical perspective and forming of vocabulary

The article is about peculiarities of forming special terminological lexicon of the English language from the point of view of its starting period of formation. The author puts forward his own original viewpoint on the problem and tries to suggest scientifically grounded arguments in favor of his position. The study showed that the processes of abstraction and generalization in the linguistic aspect -in the English language did not exist unchanged at all stages of historical development. The study also showed that the English scientific terminology of the era under study was a developing metastable system in a relatively stable state and subject to various kinds of micro changes.