Obligatory series Synonyms
Obligatory replaced
Synonyms for phrase
- mandatory sequence
- required sequence
- necessary sequence
- required set
- compulsory course
- necessary set
- necessary chain
- compulsory order
- required course
- mandatory course
- mandatory round
- mandatory run
- necessary run
- necessary course
- required progression
- mandatory progression
- required order
- binding chain
- necessary order
- requisite line
OS abbreviation
OS is an abbreviation for Obligatory SeriesWhat does OS stand for?
OS stands for "Obligatory Series" Series replaced
Definitions for Series
- (noun) similar things placed in order or happening one after another
- (noun) a group of postage stamps having a common theme or a group of coins or currency selected as a group for study or collection
- (noun) (mathematics) the sum of a finite or infinite sequence of expressions