Definition of protoctistan in English:
protoctistan
adjective ˌprəʊtɒkˈtɪst(ə)n
Biology noun ˌprəʊtɒkˈtɪst(ə)n
Biology Origin
1980s; earliest use found in Precambrian Research. From Protoctista + -an.
Definition of protoctistan in US English:
protoctistan
adjectiveˌprəʊtɒkˈtɪst(ə)n
Biology nounˌprəʊtɒkˈtɪst(ə)n
Biology Origin
1980s; earliest use found in Precambrian Research. From Protoctista + -an.