| deciduous dentition | A tooth of the first set of teeth, comprising 20 in all, that erupts between the mean ages of 6 and 28 months of life. Synonym: dens deciduus, baby tooth, deciduous dentition, dens lacteus, first dentition, milk tooth, primary dentition, primary tooth, temporary tooth. (05 Mar 2000) |
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| deciduous membrane | The mucous membrane of the pregnant uterus that has already undergone certain changes, under the influence of the ovulation cycle, to fit it for the implantation and nutrition of the ovum; so-called because the membrane is cast off after labour. Synonym: membrana decidua, caduca, decidua, Hunter's membrane. (05 Mar 2000) |
| deciduous skin | 1. Separation or loosening of the horny layer of the epidermis. 2. Specifically, a disease characterised by a shedding of the epidermis recurring at more or less regular intervals. Synonym: deciduous skin. Origin: kerato-+ G. Lysis, loosening (05 Mar 2000) |
| deciduous teeth | <dentistry> The primary, or baby teeth. (08 Jan 1998) |
| deciduous tooth | A tooth of the first set of teeth, comprising 20 in all, that erupts between the mean ages of 6 and 28 months of life. Synonym: dens deciduus, baby tooth, deciduous dentition, dens lacteus, first dentition, milk tooth, primary dentition, primary tooth, temporary tooth. (05 Mar 2000) |
| decigram | One-tenth of a gram. (05 Mar 2000) |
| decile | <astronomy> An aspect or position of two planets, when they are distant from each other a tenth part of the zodiac, or 36 deg . Origin: F. Decil, fr. L. Decem ten cf. It. Decile. Source: Websters Dictionary (01 Mar 1998) |
| deciliter | One-tenth of a liter. (05 Mar 2000) |
| decilitre | <unit> One-tenth of a litre. Abbreviation: dl (27 Sep 1997) |
| decimate | 1. To take the tenth part of; to tithe. 2. To select by lot and punish with death every tenth man of; as, to decimate a regiment as a punishment for mutiny. 3. To destroy a considerable part of; as, to decimate an army in battle; to decimate a people by disease. Origin: L. Decimatus, p. P. Of decimare to decimate (in senses 1 & 2), fr. Decimus tenth. See Decimal. Source: Websters Dictionary (01 Mar 1998) |
| decimeter | One-tenth of a meter. (05 Mar 2000) |
| decimetre | <unit> One-tenth of a metre. Equivalent to 3.973 inches, 10 cm, or 0.1 m. (09 Oct 1997) |
| decimorgan | See: morgan. (05 Mar 2000) |
| decimosexto | Having sixteen leaves to a sheet; as, a decimosexto form, book, leaf, size. Source: Websters Dictionary (01 Mar 1998) |
| decine | <chemistry> One of the higher hydrocarbons, C10H15, of the acetylene series. Synonym: decenylene. Origin: From L. Decem ten. Source: Websters Dictionary (01 Mar 1998) |