| 释义 |
▪ I. Hesperian, a. and n.|hɛˈspɪərɪən|
[f. L. Hesperi-us, Gr. ἑσπέριος of or situated towards the west, western, L. Hesperi-a, Gr. Ἑσπερία (poetical) the land of the west, applied by the Greeks to Italy, by the Romans to Spain or regions beyond; f. Hesperus the evening star: see -an.]
A. adj.
1. Western, of or pertaining to the land of the west, or where the sun sets. poet.
a1547Surrey æneid iv. 463 My dear son, Whom I defraud of the Hisperian crown. 1667Milton P.L. i. 520 Who with Saturn old Fled over Adria to th' Hesperian Fields. 1679Establ. Test 4 This Hesperian Garden of England. a1708J. Philips Poems (1776) 75 (Jod.) Th' utmost bound Hesperian, Calpe, by Alcides fixt. 1818Shelley Rev. Islam vii. xiii, The gathering waves rent the Hesperian gate Of mountains. 1855Milman Lat. Chr. iv. v. (1864) II. 285 When Ireland is described as a kind of Hesperian Elysium of peace and piety.
2. Of or pertaining to the Hesperides. poet.
1622Massinger & Dekker Virg. Mart. iv. iii. D.'s Wks. 1873 IV. 73 Bury in Oblivion your fain'd Hesperian Orchards. 1634Milton Comus 393 But Beauty like the fair Hesperian tree Laden with blooming gold, had need the guard Of dragon-watch. 1667― P.L. iii. 568 Happy Iles, Like those Hesperian Gardens fam'd of old. 1708J. Philips Cyder i. 33 (Jod.) Whose breath Nurtures the orange and the citron groves, Hesperian fruits. 1830Macaulay Moore's Byron Ess. (1887) 159 The forests shining with Hesperian fruit and with the plumage of gorgeous birds.
3. Entom. Of or pertaining to the family of butterflies called Hesperidæ or Skippers.
1840Swainson & Shuckard Nat. Hist. Insects 65 The enormous head of the Hesperian caterpillars. Ibid., The Hesperian butterflies being the last of the Papiliones.
B. n.
1. An inhabitant of a western land.
1601Holland Pliny I. 148 And fiue daies sailing from it, appeare the desarts of the Ethyopian Hesperians. a1812J. Barlow, cited in Webster (1828).
2. A Hesperian butterfly; a Skipper.
1869Rep. U.S. Commissioner Agric. 1868 314 The family of skippers, Hesperians, are rather small, thick-bodied butterflies. 1881Papilio I. 132 (title) Two new Hesperians.
▪ II. Hesperian, a.2 and n.2 Astron.
Brit. |hɛsˈpɪərɪən|, U.S. |hɛsˈpɪriən|
[‹ Hesperia, the name of an area of Mars (named in Italian form Esperia by G. V. Schiaparelli 1878, in Atti della Reale Accad. dei Lincei: Mem. della Classe di Sci. Fis., Mat. e Nat. 2 382) where features of this age are prominent + -ian suffix, after Hesperian adj.1 and n.1]
A. adj. Relating to or designating the second of three geological time periods assigned to Mars (between the Noachian and the Amazonian periods), beginning about 3½ billion years ago and ending 2 or 3 billion years ago; (also) designating the geomorphological features dating from this period, characterized by the formation of extensive lava plains. Cf. Amazonian adj.2, Noachian adj.2
1978D. H. Scott & M. H. Carr Geologic Map Mars The Hesperian System is here named for Hesperia Planum in the Mare Tyrrhenum quadrangle. 1996Planetary & Space Sci. 44 1415/1 Basal Hesperian crater populations are perfectly preserved. 2004Icarus 168277 Their presence has recently been interpreted to reflect a northern lowlands that archive some of the earliest recorded rocks on Mars, mostly below a veneer of Hesperian and Amazonian materials.
B. n. The Hesperian period. Cf. Amazonian n.2, Noachian n.
1978D. H. Scott & M. H. Carr Geologic Map Mars Possibly included in the Hesperian are some of the deflation plains common around the South Pole. 1990Jrnl. Geophysical Res. 95 12598/2 Fracturing ages bracketed in this way..may range from late Noachian through late Hesperian. 1996K. S. Robinson Blue Mars 70 At the end of the Hesperian had come the brief warm wet period, when water had occasionally run on the surface. |