The study of sounds - ACOUSTICS (ध्वनि-विज्ञान)
The science of soil management and the production of field crops - AGRONOMY (कृषिविज्ञान)
The science of the structure of human body - ANATOMY (शारीरिक रचना)
The study of the efficiency of people in their working environment - ERGONOMICS (श्रमदक्षता शास्त्र)
The study of effect of environment on workers - ERGONOMY (अर्थ प्रबन्धन )
Science of the races of mankind and their relation to one another - ETHNOLOGY (नृजाति विज्ञान)
Science of the causes of diseases - ETIOLOGY/AETIOLOGY (हेतुविज्ञान)
The study of the origin and history of words - ETYMOLOGY (शब्द-साधन)