[mass noun] The branch of botany concerned with seaweeds and other algae.
- ‘From the point of view of phycology, oak trees are just a peculiar form of green algae.’
- ‘Our allegiances are divided between protozoology, phycology, parasitology, mycology, protistology, plant pathology and myriad other professional societies and their journals.’
- ‘In brief, applied phycology could mimic the technology of crop science, but it could not deliver somatic hybrids with stable, desired genomes.’
- ‘You are of course aware of my phycology degree?’