| cotyle | <anatomy> Any cup-shaped structure. Synonym: acetabulum. Origin: G. Kotyle, anything hollow, the cup or socket of a joint (05 Mar 2000) |
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| cotyledon | <botany> Modified leaf (seed leaf), found as part of the embryo in seeds, involved in either storage or absorption of food reserves. Dicotyledonous seeds contain two, monocotyledonous seeds only one. May appear above ground and show photosynthetic activity in the seedling. (18 Nov 1997) |
| cotyledonary placenta | <plant biology> A placenta in which the substance is divided into lobes or cotyledons. (05 Mar 2000) |
Synonyms : Coleoptiles, Cotyledons, Seed Leaves
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| cotyledon |
embryonic leaf in seed-bearing plants
Ãâó: wordnet.princeton.edu/perl/webwn
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| cotyledon |
A cotyledon (Greek: κωτυλυδών) is a significant part of the embryo within the seed of a plant. Upon germination, the cotyledon usually becomes the embryonic first leaves of a seedling. The number of cotyledons present is one characteristic used by botanists to classify the flowering plants (angiosperms). Species with one cotyledon are called monocotyledonous and placed in the Class Liliopsida. ...
Ãâó: en.wikipedia.org/wiki/Cotyledon
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| cotyledon |
The hard outer case of the seed which holds the embryo (baby part of the plant) and gives it a food supply.
Ãâó: library.thinkquest.org/3715/glossary_text.html
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| cotyledon |
one of the first pair of leaves in an embryo, seen following germination (seed leaf)
Ãâó: www.anbg.gov.au/cpbr/cd-keys/Euclid/sample/html/gl...
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| cotyledon |
[Greek, kotyle = a deep cup] In the embryos of seed plants, the "seed leaves," in which nutrients arestored for use after germination.
Ãâó: embryology.med.unsw.edu.au/Notes/Index/C.htm
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| cotyle | embryonic leaf in seed-bearing plants |
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