episode
- n a happening that is distinctive in a series of related events
- n a brief section of a literary or dramatic work that forms part of a connected series
- n a part of a broadcast serial
- n film consisting of a succession of related shots that develop a given subject in a movie
episome
- n DNA that is not incorporated into the genome but is replicated together with the genome (especially in bacterial cells)
epispadias
- n a congenital abnormality in males in which the urethra is on the upper surface of the penis
epistasis
- n the suppression of a gene by the effect of an unrelated gene