from The Century Dictionary.
- noun A genus of tropical arborescent ferns, often becoming magnificent trees, distinguished from allied genera (Cyathea, etc.) by having a single naked sorus on each veinlet. A. excelsa of Norfolk island rises to the height of 80 feet.
from the GNU version of the Collaborative International Dictionary of English.
- noun a genus comprising the geometrid moths.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun geometrid moths
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