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nountype genus of the Alcidae comprising solely the razorbill
Similar:
type of:
Definition that contains alca
- shell the hard largely calcareous covering of a mollusc or a brachiopod
- coral marine colonial polyp characterized by a calcareous skeleton; masses in a variety of shapes often forming reefs
- cuttlefish ten-armed oval-bodied cephalopod with narrow fins as long as the body and a large calcareous internal shell
- dentine a calcareous material harder and denser than bone that comprises the bulk of a tooth
- dentin a calcareous material harder and denser than bone that comprises the bulk of a tooth
- cuttle ten-armed oval-bodied cephalopod with narrow fins as long as the body and a large calcareous internal shell
- foram marine microorganism having a calcareous shell with openings where pseudopods protrude
- alcaic verse in the meter used in Greek and Latin poetry consisting of strophes of 4 tetrametric lines; reputedly invented by Alcaeus
- stony coral corals having calcareous skeletons aggregations of which form reefs and islands
- onobrychis viciaefolia Eurasian perennial herb having pale pink flowers and curved pods; naturalized in Britain and North America grasslands on calcareous soils; important forage crop and source of honey in Britain