What is another word for facultative?
Pronunciation: [fˈakəltətˌɪv] (IPA) 
Facultative is a word used to describe an organism, process or organism that is optional, conditional or not always necessary. Synonyms for this word might include words such as flexible, discretionary, optional,
contingent, adaptable, elective, voluntary, non-compulsory, or potential. All of these words describe something that is not always required or necessary, but is often available or possible. For example, an organism might have facultative sexual reproduction, meaning that it is capable of reproducing both sexually and asexually, but does not always rely on sexual reproduction. Using synonyms for the word facultative expands our vocabulary and allows us to more accurately describe the nuances of different biological processes or systems.
