PROTOCTIST

Pronunciation (US):

(GB):

 Dictionary entry overview: What does protoctist mean? 

• PROTOCTIST (noun)
  The noun PROTOCTIST has 1 sense:

1. any of the unicellular protists

  Familiarity information: PROTOCTIST used as a noun is very rare.

 Dictionary entry details 

• PROTOCTIST (noun)

Sense 1

Meaning:

Any of the unicellular protists

Classified under:

Nouns denoting animals

Hypernyms ("protoctist" is a kind of...):

micro-organism; microorganism (any organism of microscopic size)

Hyponyms (each of the following is a kind of "protoctist"):

protozoan; protozoon (any of diverse minute acellular or unicellular organisms usually nonphotosynthetic)

alga; algae (primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves)

Holonyms ("protoctist" is a member of...):

kingdom Protoctista; Protoctista (in most modern classifications, replacement for the Protista; includes: Protozoa; Euglenophyta; Chlorophyta; Cryptophyta; Heterokontophyta; Rhodophyta; unicellular protists and their descendant multicellular organisms: regarded as distinct from plants and animals)