Meaning of INVERSE in English
noun that which is inverse.
2. inverse ·adj inverted; having a position or mode of attachment the reverse of that which is usual.
3. inverse ·adj opposite in order, relation, or effect; reversed; inverted; reciprocal;
opposed to direct.
4. inverse ·adj opposite in nature and effect;
said with reference to any two operations, which, when both are performed in succession upon any quantity, reproduce that quantity; as, multiplication is the inverse operation to division. the symbol of an inverse operation is the symbol of the direct operation with -1 as an index. thus sin-1 x means the arc whose sine is x.
Webster English vocab. Английский словарь Webster. 2012