| membrana vitellina | The membrane enveloping the yolk; specifically, the thickened cell membrane of large-yolked ova. Synonym: ovular membrane, vitelline membrane. Sometimes used to designate the zona pellucida of a mammalian ovum. Synonym: yolk membrane. (05 Mar 2000) |
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| membrana vitrea | A transparent homogeneous acellular layer between the substantia propria and the endothelial layer of the cornea; considered to be a highly developed basement membrane. Synonym: lamina limitans posterior corneae, membrana vitrea, Descemet's membrane, Duddell's membrane, entocornea, hyaloid membrane, lamina elastica posterior, limiting layers of cornea, membrana hyaloidea, posterior elastic layer, tunica vitrea, vitreous membrane. (05 Mar 2000) |
| membranaceous | 1. Same as Membranous. 2. <botany> Thin and rather soft or pliable, as the leaves of the rose, peach tree, and aspen poplar. Origin: L. Membranaceus. Source: Websters Dictionary (01 Mar 1998) |
| membranae intercostalia | The membranous layers between ribs. Synonym: membranae intercostalia, intercostal ligaments, ligamenta intercostalia. (05 Mar 2000) |
| membranate | Of the nature of a membrane. (05 Mar 2000) |