13-Letter Words Starting F & Ending ON

• (mathematics) the resolution of an expression into factors such that when multiplied together they give the original expression

• the act of making formal (as by stating formal rules governing classes of expressions)

• creation by the physical union of male and female gametes; of sperm and ova in an animal or pollen and ovule in a plant

• making fertile as by applying fertilizer or manure

• the process of fossilizing a plant or animal that existed in some earlier age; the process of being turned to stone

• becoming inflexible or out of date

• any evidence that helps to establish the falsity of something

• a willful perversion of facts

• the act of rendering something false as by fraudulent changes (of documents or measures etc.) or counterfeiting

• the act of determining that something is false

• defensive structure consisting of walls or mounds built around a stronghold to strengthen it

• the art or science of strengthening defenses

• the addition of an ingredient for the purpose of enrichment (as the addition of alcohol to wine or the addition of vitamins to food)

• muscular twitching of contiguous groups of muscle fibers

• separating something into fine particles

• the disintegration of social norms governing behavior and thought and social relationships

• (computer science) the condition of a file that is broken up and stored in many different locations on a magnetic disk

• the scattering of bomb fragments after the bomb explodes