DIP 



128 



DIR 



having a double row of stamens, 

 often double the number of the 

 petals or sepals. 



diplotegia, n., dip'-lo-tedf-i-a (Gr. 

 diploos, double ; t$gos, a cover- 

 ing), in bot., an inferior, dry 

 seed vessel, usually opening by 

 valves or by pores, as in Cam- 

 panula ; sometimes applied to a 

 double covering, as a calyx and 

 an epicalyx. 



Diplozygise, n. plu., dip'-lo-zidj'i-e 

 (Gr. diploos, double ; zugia, the 

 hornbeam, a tree having a smooth 

 grey bark, ridged trunk, and very 

 hard, white wood from zugon, a 

 yoke, the wood being fit for the 

 yokes of cattle), a section or Sub- 

 order of trees, Ord. Umbelliferse ; 

 also the name of a genus. 



Dipnoi, n. plu., dip'-no-i (Gr. dis, 

 twice ; pnoe, breath), an Order of 

 fishes represented by the Lepid- 

 osiren, which has twofold respir- 

 atory organs, both gills and true 

 lungs. 



Dipsacacese, n. plu., dips' ak- a' 

 s$-e (Gr. dipsakos, the fuller's 

 thistle said to be from dipsa, 

 thirst, their hollow leaves holding 

 water to satisfy thirst), the Teazel 

 family, an Order of plants : 

 Dipsacus, n., dips'-dk-us, a curi- 

 ous genus of plants : Dipsacus 

 sylvestris, sil-vest'-ris (L. sylvest- 

 ris, woody from sylva, a wood), 

 the plant Venus 's bath, so called 

 from the water contained in the 

 hollow leaves being considered 

 good for bleared eyes ; some of 

 the species are considered febrif- 

 ugal : D. fullonum, ful-lon'-um 

 (L. fullo, a fuller, fullonis, of a 

 fuller, fullonum, of fullers), a 

 species the head s c of which are 

 called fuller's teazel, from their 

 spiny bracts being used in dress- 

 ing cloth : D. pilosus, pU-dz'-ite 

 (L. pilosus, hairy, shaggy from 

 pilus, a hair), a very pretty flower- 

 ing species. 



dipsomania, n., dips f -o>man'4-cL 

 (Gr. dipsa, thirst ; mania, mad- 



ness), the irresistible longing for 

 alcoholic liquors, either developed 

 or innate in some men and 

 women. 



Diptera, n. plu., dip'-Mr-a (Gr. 

 dis, twice ; pteron, a wing), an 

 Order of insects having two wings : 

 dipterous, a., dip'ter-us, having 

 two wings, or two wing -like 

 appendages : Dipteraceae, n. plu. , 

 dip'-ter-a'-se-e, an old term for 

 Dipterocarpacese, which see. 



Dipterix, n., dtp'-tZr-tics (Gr. dis, 

 twice ; pterux, a wing, the two 

 upper lobes of the calyx, appearing 

 as wings), a genus of ornamental 

 trees, Sub-ord. Papiliouacese, 

 Ord. Leguminosse : Dipterix 

 odorata, od'-or-dt'a (L. odordtus, 

 sweet - smelling ; 8dor, scent, 

 smell), a species, the fragrant 

 seeds of which are known as 

 Tonka or Tonquin beans, used 

 in giving a pleasant scent to 

 snuff. 



DipterocarpacesB, n. plu., dip'-tZr- 

 6'kdrp-d'se-e (Gr. dis, twice ; 

 pterux, a wing ; karpos, fruit), 

 the Sumatra camphor family, an 

 Order of handsome ornamental 

 trees abounding in resinous juice: 

 Dipterocarpus, n., dip'-ter-o- 

 kdrp'us, a genus of trees, various 

 species of which yield a substance 

 like balsam of copaiva : Diptero- 

 carpus laevis, lev'-fs (L. Icevis or 

 ttvis, light, not heavy) ; D. an- 

 gustif olius, any gust'-i-fol'-l- us(L. 

 angustus, narrow ; fdlmm, a leaf) ; 

 D. turbinatus, terV-m-dtf-us (L. 

 turbindtus, cone-shaped from 

 turbo, a whipping-top); D. hisp- 

 idus, hisp'-id'tis (L. Tiispidus, 

 shaggy, hairy); D. Zeylanicus, 

 zi-lan'ik-us (Zeylan, Ceylon), 

 are species which yield wood 

 oil. 



Dirca, n., derk'a (Gr. Dirka, a 

 fountain, in reference to the 

 natural habitat of the plant), a 

 genus of little shrubs growing in 

 the marshes of N. America, Ord. 

 Thymelseacese : Dirca palustris, 



