Also erg - ergas - ergasto-, prefix derived from the Greek ergon ergou which means operation, work and action and can also operate as a suffix. Form words such as ergogenia, ergologia, ergometrine, ergonomics, ergosterina, ergosterol, ergotina, ergotism... ERGO is also a Latin preposition meaning because of and a conjunction which the scholastic philosophers put before the conclusion of a reasoning meaning accordingly, therefore, then, as well as...
