from The Century Dictionary.
- noun An aerogenous plant.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Bot.) A plant of the highest class of cryptogams, including the ferns, etc. See
- noun (Geol.) the age of coal plants, or the carboniferous era.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biology any
flowerless plantwhose growthtakes place at the tipof the main stem, especially the cryptogam ferns
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun any flowerless plant such as a fern (pteridophyte) or moss (bryophyte) in which growth occurs only at the tip of the main stem
from Wiktionary, Creative Commons Attribution/Share-Alike License
From acro- + -gen.
Sorry, no example sentences found.