noun. 1  the sum of the physical, chemical, and biological changes that take place in sediments as they become consolidated into rocks, including compaction and cementation, but excluding weathering and metamorphic changes.( 2 chemistry) recrystallization of a solid to form large crystal grains from smaller ones.oun. 1  the sum of the physical, chemical, and biological changes that take place in sediments as they become consolidated into rocks, including compaction and cementation, but excluding weathering and metamorphic changes.
The definition of proportionate is having a proper relation between parts, such as size or ratio. An example of someone proportionate is a woman whose top half is sized in relation to her bottom half; proportionate size. Proportionate is defined as to even something out.
SYNONYMY NOTE: proportionate, proportional both imply a being in due proportion, the former usually being preferred with reference to two things that have a reciprocal relationship to each other [the output was proportionate to the energy expended], and the latter, with reference to a number of similar or related things [proportional representation ...