ethyne
- n a colorless flammable gas used chiefly in welding and in organic synthesis
etienne-louis arthur fallot
- n French physician who described cardiac anomalies including Fallot's tetralogy (1850-1911)
etiolation
- n a pale and sickly appearance
his etiolation signaled years in prison - n the act of weakening by stunting the growth or development of something
the etiolation of the critical tradition - n (botany) the act of causing a plant to develop without chlorophyll by growing it without exposure to sunlight
the etiolation of celery
etiology
- n the cause of a disease
- n the philosophical study of causation
etna
- n an inactive volcano in Sicily; last erupted in 1961; the highest volcano in Europe (10,500 feet)
- n a gas burner used in laboratories; has an air valve to regulate the mixture of gas and air