Meaning of BULL CALL SPREAD in English

BULL CALL SPREAD

The purchase of a call with a low strike price against the sale of a call with a higher strike price; prices are expected to rise. The maximum potential profit is calculated as follows: (high strike price - low strike price) - net premium cost, where net premium cost = premiums paid - premiums received. The maximum possible loss is the net premium cost.

A guide to futures and options market technology English dictionary.      Английский словарь-руководство по фьючерсам и опционам рыночных технологий .