English edit

Etymology edit

Ancient Greek black seed.

Noun edit

melanosperm (plural melanosperms)

  1. An alga of any kind that produces blackish spores, or seed dust.
    The melanosperms include the rockweeds and all kinds of kelp.

Related terms edit

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for melanosperm”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)