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词汇 septi-
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septi-1 or (before a vowel) sept-

combining form

seven
⇒ septivalent

Origin

from Latin septem

septi-2

combining form

septum
⇒ septicidal

septi-

1
a combining form meaning “seven,” used in the formation of compound words:
septilateral.

Related Words

  • septet
  • septilateral
  • septisyllable
  • septivalent
septi-I.
variant of sept-, before most consonants.
II.
a word element representing septum, as in septicidal.
septi-
/ˈseptɪ/  
（亦作sept-）
combining form
seven; having seven
表示“七”, “有七的”：

septivalent.

词源
from Latin septem 'seven'.
▪ I.septi-1comb. form of L. septem seven, forming adjs. in L., several of which have analogues formed with septem-, as septiceps, septichordis (also septemchordis), septicollis, septipēs (also septempedālis); in English forming compounds for the most part adapted from or modelled on the L. compounds: ˈseptichord, seven-stringed. ˈseptiˌcoloured, of seven colours. septiˈfarious rare—0. [f. L. septifariam adv., in seven parts: see quots.] septifluous rare—0 = septemfluous. septiˈfolious [L. folium leaf], having seven leaves. ˈseptiˌfronted, having seven foreheads. septiˈlateral, seven-sided. † septimestre [L. septi-, septemmēstris], seven months old. ˈseptimontial [L. Septimontiālis, f. Septimontium (mont-, mons mountain)], belonging to the feast held on the seven hills of Rome. ˈseptipartite = septempartite. † septipedal [cf. septempedal], seven feet in length. ˈseptiregal, of seven kings. septiˈsyllable, a word of seven syllables. sepˈtivalent, Chem., combining with seven atoms of hydrogen or other univalent element or radical. ˈseptizone [L. septizōnium]: see quot.1721A. Malcolm Treat. Mus. 522 A third Tetrachord was added to the *septichord Lyre.1825Waterton Wand. S. Amer. iv. ii. 284, I was in hopes to have found the Grande Gobe Mouche of Buffon, and the *septicoloured Tangara.1865Grote Plato I. i. 62 note x, A wheel painted with the seven prismatic colours and made to revolve rapidly, will look white, but it is still really septi-coloured.1656Blount Glossogr., *Septifarious, of seven manner of fashions, sorts or ways.a1860A. Gray (cited by Worcester), Septifarious, turned seven different ways.1656Blount Glossogr., *Septifluous. See Septemfluous.1721Bailey, *Septifolious Plants, such as consist of 7 Leaves.a1708T. Ward Eng. Ref. iv. (1716) 363 With ten huge Horns on ev'ry Forhead, And with a *Septi-fronted Scull.1658Sir T. Browne Pseud. Ep. v. xxii. 331 Seven equicrural triangles..whose bases are the seven sides of the *septilateral figure.1834H. Ainsworth Rookwood iii. iv, A septilateral figure.1658Phillips, *Septimestre, of seven moneths space.1606Holland Sueton. 262 At the solemne *Septimontiall sacrifice, hee made a dole of Viands.1808G. S. Faber View Prophecies I. 124 Whether the division of the mystic Euphrates into seven streams denotes some *septipartite division of the Turkish empire.a1878Sir G. Scott Lect. Archit. (1879) II. 198 Sexpartite or septipartite vaulting.1902Nature 27 Nov. 80/2 If a line cutting the fourth portion in four real points be projected to infinity, the projection will be septipartite.1606W. Birnie Kirk-Buriall (1833) 3 To defraude the most landles liuer on life at lest of his *septipedall inheritance so equally proportioned to all by death.1847Gentl. Mag. July 45/2 Age has scarcely less likelihood of returning to childhood than Roman history of reverting to the Trojan origin and *septiregal succession.1834Oswald (cited by Worcester), *Septisyllable.1872Watts Dict. Chem. VI. 243 Sodium also can act as a trivalent and as a *septivalent element.1880E. Cleminshaw Wurtz' Atom. Theory 229 [Chlorine] is septivalent in perchloric acid.1730Bailey (folo), *Septizone, a Building girt with seven Rows of Columns.▪ II.septi-2comb. form of septum, as in septiferous, septiform2, septifragal. (Cf. septo-2.)
septi-
before vowels sept-, word-forming element meaning "seven," from Latin septem (see seven).
septi- /ˈsɛpti/ combining form. Also (chiefly before a vowel) sept-.
ORIGIN: from Latin septem seven: see -i-.
Forming chiefly adjectives with the sense ‘having seven, sevenfold’.
 DERIVATIVE septichord adjective (of an instrument) seven-stringed E18.
septiˈlateral adjective seven-sided M17.
septipartite adjective divided into seven parts E19.
septiˈvalent adjective (Chemistry) = heptavalent L19.
septi-
combining form. a form of sept- before consonants, as in septivalent.
septi-
— see sept-

septi-

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.

Prefix

  1. seven

Etymology

Latin septem (“seven”).

Derived terms

English words prefixed with septi-
  • septifolious
  • septilateral

    • Related terms

  • septua-
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    更新时间：2025/1/25 10:11:05