Meanings

ecological anthropology

microalgae

class field theory

identity document

non-common stock (e.g. preferred stock, deferred stock)

financial documents

Explosives Control Act

Scyphozoa

classifier

instruments

shorebirds (esp. sandpipers and plovers)

Holocene Era (calendar year numbering system)

Pteropoda

ornithologist

conchology

archosaurs

algology

shipping document

analogue

British Trust for Ornithology