Meaning of CUMULATIVE in English
adj composed of parts in a heap; forming a mass; aggregated.
2. cumulative ·adj given by same testator to the same legatee;
said of a legacy.
3. cumulative ·adj tending to prove the same point to which other evidence has been offered;
said of evidence.
4. cumulative ·adj augmenting, gaining, or giving force, by successive additions; as, a cumulative argument, ·i.e., one whose force increases as the statement proceeds.
Webster English vocab. Английский словарь Webster. 2012