Look up: testa

1. Testa
   The external coating of a seed.
   Found on http://www.encyclo.co.uk/visitor-contrib
   
   
2. testa
   [n] - protective outer layer of seeds of flowering plants
   Found on http://www.webdictionary.co.uk/definitio
   
   
3. testa
   the coat of a seed Category: Botany and zoology
   Found on http://www.mijnwoordenboek.nl/definition
   
   
4. testa
   Outer covering of a seed, also called the seed-coat; derived from the integument of the ovary.
   Found on http://www.encyclo.co.uk/visitor-contrib
   
   
5. testa
   <plant biology> Outer covering of a seed, also called the seed coat, derived from the integument of the ovary. ... (13 Jan 1998) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
6. testa
   episperm noun protective outer layer of seeds of flowering plants
   Found on http://wordnetweb.princeton.edu/perl/web
   
   
7. Testa
   • (n.) The outer integument of a seed; the episperm, or spermoderm. • (n.) The external hard or firm covering of many invertebrate animals.
   Found on http://thinkexist.com/dictionary/meaning
   
   
8. testa
   (from the article `angiosperm`) Seeds are the mature ovules. They contain the developing embryo and the nutritive tissue for the seedling. Seeds are surrounded by one or two ... ...of tissues with low metabolic activity. Especially obvious is the general dehydration of the cells that constitute the seed and the thickening of ... Ther...
   Found on http://www.britannica.com/eb/a-z/t/29
   
   
9. testa
   testa (s), testae (pl) 1. Seed coat; outer covering of a seed. 2. A shell; protective outer layer of seeds of flowering plants. 3. Episperm; the skin or coat of a seed; especially, the outer coat. 4. The outer, usually hard, integument, or coat, of a seed.
   Found on http://www.wordinfo.info/words/index/inf
   
   
10. testa
    Type: Term Pronunciation: tes′tă Definitions: 1. In protozoology, usually termed test; an envelope of certain forms of ameboid protozoa, consisting of various earthy materials cemented to a chitinous base (as in the testate rhizopods of the subclass Testacealobosia) or the calcareous, sil...
    Found on http://www.medilexicon.com/medicaldictio
    
    
11. testa
    Outer coat of a seed, formed after fertilization of the ovule. It has a protective function and is usually hard and dry. In some cases the coat is adapted to aid dispersal, for example by being hairy. Humans have found uses for many types of testa, including the fibre of the cotton seed
    Found on http://www.talktalk.co.uk/reference/ency