Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The central portion of an ovule in which the embryo sac develops.

from The Century Dictionary.

  • In botany, the body of the ovule containing the embryo-sac; the nucleus of the ovule.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Bot.) See nucleus, 3 (a).

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun botany The tissue which surrounds and protects the embryo and lies inside of the integuments.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun central part of a plant ovule; contains the embryo sac

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[New Latin, from nux, nuc-, nut.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From French nucelle ("little nut"), from Latin nux ("nut").

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