nectostem

English

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Etymology

From necto- +‎ Ancient Greek στέμμα (stémma, “wreath”).

Noun

nectostem (plural not attested)

1. (zoology) That portion of the axis which bears the nectocalyces in siphonophores.

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 The imported definitions may be significantly out of date, and any more recent senses may be completely missing.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 “nectostem”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)