Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun purple_bacteria

1 sense of purple bacteria

Sense 1
purple bacteria -- (free-living Gram-negative pink to purplish-brown bacteria containing bacteriochlorophyll)
       => phototrophic bacteria, phototropic bacteria -- (green and purple bacteria; energy for growth is derived from sunlight; carbon is derived from carbon dioxide or organic carbon)