epistasis /i-pisˈtə-sis/

1. The suppression by a gene of another non-allelomorphic gene
2. The arrest of a discharge or secretion
3. A scum which forms on the surface of a liquid, esp urine

• unionizing
• Union Jack
• union language
• union languages
• union list
• union lists
• union pipes
• unions
• Union Shona
• union shop
• union shops
• union suit
• union suits
• union territories
• union territory
• uniparous
• unipartite
• uniped
• unipeds
• unipersonal
• uniplanar
• unipod
• unipods
• unipolar
• unipolarities