<< < -es -iv -ti 21 a p abe abs abs aca acc acc acr act ada adh Adr aer AGB air Alf Alg all alp alt AM amo ana And ang ani ano Ant Ant apa apo app app Ara Arc ari Arr ash ass ast ast asy atm ato att aut ave axi Bab bal Bal bar bar bea Bek Bes bia Big bin bin bip biv bla bli blu Boh Bol Bos bou bra bri bro buo cal cal can cap car Car cat cat CCD Cen cen CH cha cha che Che chr cir cir cit cla clo clo clu Coa coe coh col col col com com com com com com com com Com con con con con con con con con con con con con Cop Cor cor cor cos cos cou cou Cow cre cri cro cry cur cya Cyg dan dar dat de- deb dec dec ded def deg del dem den dep des det dev dia dif dif dih dio Dir dis dis dis dis dis dis DO don dou dow dro dur dwa dyn Dys ear ebb ecl edg egg Ein Ela ele ele ele ele ell eme emp enc eng ent epi equ equ equ esc eth Eur Eve exa exc exe exi exp exp ext ext ext fac fal far fed Fer fer fie fin fir fis fla flo flu fol for for fou fra fre Fre fro fut G-t gal gal gam gas Gau Gem gen geo geo geo gia Gli Gol gra gra gra gra gre gri gui H I Hag hal har hat He- hea hel Hel her Hes hie hig his hom hor hot Hub Hug hur hyd hyd hyg hyp ice ide ima Ima imp imp inc inc ind ine inf inf inf ing inn ins ins int int int int int int int int inv Io ion iro isl iso iso Jac jet jud jur Kel Kep kil Klo Kui Lag lam Lap Lar lat law lea len lep Lib lig lim lin lin Lio lit loc LOF lon Lor low lum lun Lup Lyo mac mag mag mag mag mag mai man Mar mas mas mat Max mea mec Meg Mer Mer met met Met mic Mid Mil min Mir mit mod mod mol mon Mor mou mul mul mys nan Nat nau nec neo neu nev New NGC no nom non non nor not nuc nuc num nut obj obs obs occ ocu oft ome Oor ope opp opt opt orb ord ori ort osc out ove oxi pai pan par par par par pas pea pen per per per per Per per pha phi pho pho pho phy pio Pla pla pla pla Pla plu Poi pol pol pol poo pos pos pot pra pre pre pre pre pri pri pro pro pro pro pro Pro pro pse pul pur qua qua qua qua que rac rad rad rad rad rad rad ran rar ray rea rea rec rec red red ref ref reg rel rel rel ren res res res res ret rev Ric rig rin roc roo rot rot Rus Sac sal sat sca sca Sch sci Scu sec sec Sed sel Sel sen ser Sex Sha she sho sid sig sil sim sin siz sla Sma sno sof sol sol sol sol sou sou spa spa spe spe spe sph spi spi spr squ sta sta sta sta ste ste ste Sto Str str str sub sub suc sun sup sup sup sup sur swa syn syn tab tar tek tem ter tes the the the the Tho thr tid tim Tis Too Tor tra tra Tra tra tra tri tri tru Tul tur two Typ ult un- und uni uni unk upp Urc utt val var vec vel ver vib vio vir vis voi vor wan wat wav wax wea Wei whi Wil win WN9 wor X-r yel you zer zod > >>
sâl-e Plâtoni, ~ Aflâtuni
Fr.: année platonique
The time required for a complete revolution of the Earth's pole on the celestial sphere as the result of → precession. A Platonic year is equal to 25 800 years.
Of or pertaining to Gk. philosopher Plato, from Gk. Platon "broad-shouldered," from platys "broad." → year.
Past-afrâšté, literally "lowly elevated," from past "low; plain" (Mid.Pers. past; proto-Iranian *pasta- "fallen," from *pat- "to fall," cf. Av. pat- "to fall; to fly; to rush," patarəta- "winged;" Mid.Pers. opastan "to fall," patet "falls;" Mod.Pers. oftâdan "to fall," oft "fall;" Skt. patati "he flies, falls," pátra- "wing, feather, leaf;" Gk. piptein "to fall," pterux "wing;" L. penna "feather, wing;" O.E. feðer "feather;" PIE base *pet- "to fly, rush") + afrâšté "raised, elevated, erect," p.p. of afrâštan, → kurtosis.
Pleasing, agreeable, or enjoyable; giving pleasure.
M.E., from O.Fr. plaisant, from plaisir, → pleasure.
1) To act to the pleasure or satisfaction of.
From M.E. plesen, plaisen, from O.Fr. plaisir "to please, give pleasure to, satisfy," from L. placere "to be acceptable, be liked, be approved," related to placare "to soothe, quiet."
Âzušidan, from prefix â- + zušé, → pleasure, + infinitive suffix -idan.
1) The state or feeling of being pleased.
M.E., from O.Fr. plesir, plaisir "enjoyment, delight, desire," from plaisir "to please," from L. placere "to please, give pleasure."
Zusé, from Av. zuš- "to take pleasure;" related to O.Pers. daušta- "friend," Mid.Pers. dôš- "to love, like, choose," dôšišn "pleasure, liking;" Parthian zwš "love;" Mod.Pers. dôst, dust "friend;" cf. Skt. jos- "to like, enjoy;" Gk. geuomai "to taste;" L. gusto "I taste;" gustus "taste, enjoyment."
A prominent → open cluster in the constellation → Taurus, popularly called the Seven Sisters. It is a very young cluster of several hundred stars (with spectral types B6 and later), spanning over 1.5 degrees on the sky and about 400 → light-years distant. Six members of the cluster are visible to the → naked eye, the brightest one being → Alcyone. The cluster contains extensive nebulosity, consisting of dust clouds that reflect the light of the → embedded stars. Other designations: M45, NGC 1432.
In Gk. mythology, the seven daughters of Atlas and Pleione, transformed by Zeus into seven stars, from L., from Gk. Pleiades, perhaps literally "constellation of the doves," from a shortened form of peleiades, plural of peleias "dove," from PIE base *pel- "dark-colored, gray."
Parvin, variants Parv, Parvé, Paran, Parand, Parviz, Kurd. Pêrû, Pashtu Pêrûne, Baluchi Panvar; Mid.Pers. Parwiz. According to Bartholomae, it originates from Av. Paoiryaēini-, the first component paoirya- denoting "first." Alternatively, the first element in Parvin may be related to Av. parav-, pauru-, pouru- "full, much, many" (Mod.Pers. por "full, much, very;" Mid.Pers. purr "full;" O.Pers. paru- "much, many," from par- "to fill;" PIE base *pelu- "full," from *pel- "to be full;" cf. Skt. puru- "much, abundant;" Gk. polus "many," plethos "great number, multitude;" O.E. full), denoting "many, numerous," because the object contains several stars.
A star in the constellation → Taurus and a member of the → Pleiades star cluster. Pleione is a blue-white B-type → main sequence → dwarf with a mean apparent magnitude of +5.09. It is a variable star and its brightness varies from magnitude +4.77 to +5.50. It is approximately 380 light-years from Earth.
Pleione was an Oceanid nymph. She lived in a southern region of Greece called Arcadia, on a mountain named Mount Kyllini. She married Atlas and gave birth to the Hyades, Hyas and the Pleiades.
The earliest Epoch of the Quaternary Period, beginning about 1.6 million years ago and ending 10,000 years ago. Commonly known as the "Ice Age," a time with episodes of widespread continental glaciation.
From Gk. pleisto(s), superlative of Polys "much," cognate with Pers. por, → full, + -cene from Gk. kainos "new, recent."
The property of certain crystals of exhibiting different colors when viewed from different directions under transmitted light. This is because the degree with which certain birefringent crystals transmit polarized light is different, depending on whether the ray is ordinary or extraordinary. Pleochroism is the general term for both dichroism, which is found in uniaxial crystals (crystals with a single optic axis), and trichroism, found in biaxial crystals (two optic axes).
From pleochro(ic), from pleo- prefix meaning "more," from Gk. pleion "more," cognate with Pers. por, → full, + chroic, from chroos "skin, color" + -ism.
Candfâmi, from cand "so many, much; how many, how much" (O.Pers. yāvā "as long as;" Av. yauuant- [adj.] "how great?, how much?, how many?," yauuat [adv.] "as much as, as far as;" cf. Skt. yāvant- "how big, how much;" Gk. heos "as long as, until") + fâm "color," + -i noun suffix.
A → supernova remnant which has a filled center rather than being a shell. The internal region is "filled" by energetic particles streaming from a rotating → pulsar. The → Crab Nebula is the archetypal plerion.
Plerion, from Gk. pleres "full," akin to Pers. por "full," → poly-.
The latest Epoch of the Tertiary Period, beginning about 5.3 million years ago and ending 1.6 million years ago.
From plio-, varaint of pleo-, from Gk. pleon "more," cognate with Pers. por, → full, + -cene from Gk. kainos "new, recent."
Haft barâdarân (#), haftowrang (#)
Fr.: Grand Chariot, Grande Ourse
M. E. plough, plouw, from O.E. ploh, plog "plow, plowland."
Haft barâdarân "the seven brothers," from haft "seven"
(Mid.Pers. haft, Av. hapta, cf. Skt. sapta, Gk. hepta,
L. septem, P.Gmc. *sebun, Du. zeven, O.H.G. sibun,
Ger. sieben, E. seven; PIE *septm)
+ barâdarân, plural of barâdar "brother"
(Mid.Pers. brad, bardar, O.Pers./Av. brātar-, cf. Skt. bhrátar-,
Gk. phrater, L. frater, P.Gmc. *brothar;
PIE base *bhrater- "brother").
A small mass of lead or other heavy material, as that suspended by a line and used to measure the depth of water or to ascertain a vertical line (Dictionary.com). → plumb line.
M.E. plumbe, from O.Fr. *plombe, plomee "sounding lead," from L. plumbum "lead (the metal), lead ball," of unknown origin, related to Gk. molybdos "lead."
Gulé "ball, sphere," a variant of golulé, → bullet.
Fr.: fil à plomb
A cord with a weight attached to one end, used to verify a true vertical alignment or to find the depth of water.
Šâqul, variants šâhul, sâhul, probably from sahi + suffix -ul, variant -âl. The first element sahi "upright, right," variants (Tabari, Torbat-Heydariyeyi: šax) "right, upright, straight, level," colloquial Pers. šaq (o raq = râst) "upright, erect." For the second element → -âl.
A structure or form that is like a long feather. → polar plume.
From M.E., from O.Fr. plume, from L. pluma "feather, down," from PIE base *pleus- "feather, fleece."
Parr "feather," variant bâl "wing," Mid.Pers. parr "feather, wing," bâl; Av. parəna- "feather," Skt. parnam, cf. O.H.G. farn "fern," PIE pornom "feather."
1) širjé; 2) laxšé; 3) širjé; zadan
1a) Act of plunging.
M.E., from M.Fr. plung(i)er, from O.Fr. plongier "plunge, sink into; plunge into, dive in," from V.L. *plumbicare "to heave the lead," from L. plumbum "lead," → plumb.
1) Consisting of, containing, or pertaining to more than one thing.
M.E., from O.Fr. plurel "more than one," from L. pluralis "of or belonging to more than one," from plus (genitive pluris) "more," → plus.
bišâlbâvari, bišâlgerâyi, bišâlmandi
1) A state of society in which various religious, ethnic, racial, and political
groups are allowed to thrive in a single society.
The state or fact of being plural or numerous.
L. plus "more," cognate with Gk. polys "much," Pers. por, → full.
Bišan, from biš "much, more; great" + suffix -an, → minus. The first component from Mid.Pers. veš "more, longer; more frequently," related to vas "many, much" (Mod.Pers. bas); O.Pers. vasiy "at will, greatly, utterly;" Av. varəmi "I wish," vasô, vasə "at one's pleasure or will," from vas- "to will, desire, wish."