A section formed by a plane cutting through an object, usually at right angles to an axis.
A sample meant to be representative of a whole population.
The probability that a particular nuclear reaction will take place.
A slice, section or portion.
A distinct subdivision of a single policyholder's benefits, typically relating to separate premium increments.
One of a set of classes or risk maturities that compose a multiple-class security, such as a CMO or REMIC; a class of bonds. Collateralized mortgage obligations are structured with several tranches of bonds that have various maturities.
A pension scheme's or scheme member's benefits relating to distinct accrual periods with different rules.
To divide into tranches.