物

Hemichordata (phylum of marine deuterostomes)

Placozoa (phylum of multicellular invertebrates)

Tricoplacia (class of multicellular invertebrates)

Tricoplaciformes; order of multicellular invertebrates

Cnidaria (phylum of marine animals)

acanthocephales; thorny-headed worms; spiny-headed worms

Acanthocephala (phylum of thorny-headed worms)

Viridiplantae (subkingdom of green algae and land plants)

Chlorophyta; division of green algae

Glaucophyta (phylum of freshwater microscopic algae)

lophotrochozoan; any species in the superphylum Lophotrochozoa

Lophotrochozoa (superphylum of protostome animals)

Biology

theoretical biology

companion animal; pet

hyperbolic paraboloid

teratogen

Pinophyta; division comprising the conifers

rock-forming minerals

Botany

spore-bearing plant; spore plant

conservation biology

psychrophyte

conflict minerals

foodstuffs left over for many days

ethnobotany