epsilon /epˈsi-lon or ep-sīˈlən/

1. The fifth letter (Ε or ε) of the Greek alphabet, short e
2. As a numeral εˈ = 5 and ˌε = 5000

• quadrillions
• quadrillionth
• quadrillionths
• quadrilocular
• quadringenaries
• quadringenary
• quadrinomial
• quadrinomials
• quadripartite
• quadripartition
• quadriplegia
• quadriplegias
• quadriplegic
• quadriplegics
• quadripole
• quadripoles
• quadrireme
• quadriremes
• quadrisect
• quadrisected
• quadrisecting
• quadrisection
• quadrisections
• quadrisects
• quadrisyllabic