Definitions
from The Century Dictionary.
- noun A monotypic genus of gigantic seaweeds belonging to the Laminariaceæ.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Bot.) An immensely long blackish seaweed of the Pacific (
Macrocystis pyrifera ), having numerous almond-shaped air vessels.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun An immensely
long ,blackish seaweed of thePacific (Macrocystis pyrifera), having numerousalmond -shapedair vessels .
Etymologies
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Examples
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For example, the largest, fastest growing species in Phaeophyceae, macrocystis pyrifera, starts when spore producing sporophytes kind of the plant produce spores which are either female or male gametophytes.
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