14-Letter Words Containing: E,F,I,O,S,T,T

• 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 quality of being honest and straightforward in attitude and speech

• That causes transformation

• (chemistry) the process of refinement or purification of a substance by distillation

• the conversion of alternating current to direct current

• the act of offering an improvement to replace a mistake; setting right

• determination of the length of a curve; finding a straight line equal in length to a given curve

• the act of certifying or bestowing a franchise on

• confirmation that some fact or statement is true through the use of documentary evidence

• a document attesting to the truth of certain stated facts

• validating the authenticity of something or someone

• a quarrel about petty points

• the process of turning some plant material into stone by infiltration with water carrying mineral particles without changing the original shape