Principal-rafter
noun
1.
a diagonal member of a roof principal, usually forming part of a truss and supporting the purlins on which the common rafters rest.
Read Also:
- Principal-series
noun, Mathematics. 1. composition series. composition series noun, Mathematics. 1. a normal series of subgroups in which no additional subgroups can be inserted.
- Principalship
adjective 1. first or highest in rank, importance, value, etc.; chief; foremost. 2. of, of the nature of, or constituting principal or capital: a principal investment. 3. Geometry. (of an axis of a conic) passing through the foci. noun 4. a chief or head. 5. the head or director of a school or, especially in […]
- Principal-sum
noun, Insurance. 1. capital sum. noun, Insurance. 1. the maximum amount collectable for accidental death or for some major disabling injury, as one resulting in the loss of an eye, leg, or arm. noun an amount paid as an initial fee or investment
- Principal type
The most general type of an expression. For example, the following are all valid types for the lambda abstraction (\ x . x): Int -> Int Bool -> Bool (a->b) -> (a->b) but any valid type will be an instance of the principal type: a -> a. An instance is derived by substituting the same […]
- Principal-value
noun, Mathematics. 1. a value selected at a point in the domain of a multiple-valued function, chosen so that the function has a single value at the point.