lepto- 或 lept-
pref.（前缀）
语源
pref.（前缀）
- Slender; thin; fine:
表示“窄小的”、“细瘦的”、“纤细的”：
leptocephalus.
颅骨窄小的
语源
- Greek
希腊语 - from leptos [fine, thin]
源自 leptos [纤细的，瘦小的] - from lepein [to peel]
源自 lepein [剥皮]
lepto- or (before a vowel) lept-
combining form
fine, slender, or slight
⇒
leptosome
Origin
from Greek leptos thin, literally: peeled, from lepein to peellepto-
Word Origin
1
a combining form meaning “thin,” “fine,” “slight,” used in the formation of compound words:
leptophyllous.
Also, especially before a vowel, lept-.
Origin
< Greek lepto-, combining form of leptós thin, slight, fine, literally, stripped, equivalent to lép(ein) to strip + -tos adj. suffix
Related Words
- leptospermum
- leptospira
- leptocephalus
- leptodactylous
- leptokurtic
- leptophos
lepto-a combining form meaning 'fine', 'small', 'thin', often occurring in terms of zoology and botany, as in leptospira, leptophyllous.
[Greek leptos]lepto-
combining form
- small; narrow表示“小”, “窄”：
-
leptocephalic.
词源
from Greek leptos 'fine， thin， delicate'.
1842 Brande Dict. Sci. etc.,*Leptocephalans, Leptocephalidæ, the name of a family of fishes characterized by the smallness of the head, of which the genus Leptocephalus is the type.
1886 Pop. Sci. Monthly XXIX. 114Many young flat-fish..assume that peculiarly elongated and strange form known as *leptocephalic.
1882 Q. Rev. Jan. 251These *Leptocephalids are small, narrow, elongate.
1864 Vogt's Lect. Man ii. 30Platycephaly stands opposed to *leptocephaly, though connected with it by gradual transitions.
a1864 Hitchcock (cited in Worcester), *Leptodactyl..Leptodactylous.
1855 Mayne Expos. Lex. ,Leptodactylus, *leptodactylous.
1866 A. Flint Princ. Med. (1880) 693Sometimes inflammation of the pia mater is denominated *leptomeningitis, in distinction from pachymeningitis which is inflammation of the dura mater.
1889 Bennett & Murray Cryptog.Bot. 146A *leptophloem or rudimentary phloem, in which the storing up and conduction of the food-material takes place.
1889 Garson in Jrnl. Anthrop. Inst. XVIII. 23The midfacial index..in the three Yasinese skulls..is very constant and averages 54·2, making them dolichofacial, or *leptoprosopic.
1880 Dawkins Early Man vii. 192The *leptorhine rhinocerous.
1884 J. E. Lee Romer's Bone Caves Ojcow 31In both the Wierzchow skulls the nose is leptorrhine.
1878 Bartley tr. Topinard'sAnthrop. ii. ii. 257The *leptorrhinians, with the nasal skeleton elongated.
1891 Athenæum 25 July 132/3 Dr. Topinard communicates documents on the nasal index of the living... 49½ per cent. ..were leptorhinian..and 43 percent. mesorhinian.
1887 Garnsey Goebel'sClassif. Plants 193Two divisions of the Filicineae, the *Leptosporangiate and the Eusporangiate.
1877 Bennett tr. Thomé'sBot. 259The forms known as Termo, Bacterium, Vibrio, Spirillum, *Leptothrix, &c.
1882 Pop. Sci. Monthly XX. 718Bacteria attached end to end in a string form filaments of leptothrix.
1885 Klein Micro-Organisms 89Long leptothrix filaments composed of short joints.
1897 Allbutt's Syst. Med. IV. 743The leptothrix fungus and spores are almost invariably present in the concretions of tartar that gather round the teeth.
1889 Bennett & Murray Cryptog.Bot. 146A *leptoxylem or rudimentary xylem which serves for the conduction of the transpiration-current to the lower portion of the sporange furnished with stomates.
1889 Cent. Dict. ,Leptomeninges.
1893 Funk's Stand. Dict. ,Leptomeninx.
1899 Allbutt's Syst. Med. VII. 712The leptomeninges stripping, on the contrary, with undue ease.
1934 R. R. Grinker Neurology iii. 62Recent experiments have been interpreted to suggest that the primitive leptomeninx is of ectodermal origin.
Ibid. ,The external layer of the leptomeninx lies underneath the dura mater.
1959 Roizin & Kolb in Kies & Alvord ‘Allergic’ Encephalomyelitis i. 6The lesions..were generally irregular in form and size, involving the gray and white matter of the cerebral cortex, and extending into the surrounding areas, including the periventricular regions, subarachnoid spaces and leptomeninges.
1977 Lancet 9 July 90/1 Foci of round-cell infiltration were found in the leptomeninges and in the wall of small vessels intracerebrally.
1985 C. R. Leeson et al.Textbk. Histol. (ed. 5) vii. 228/2Pia and arachnoid have a similar structure and sometimes are regarded as a single layer called the leptomeninx or leptomeninges.
lepto-
combining form
see lept-
see lept-
lepto-lept- (before a vowel)
Prefix
- thin, fine, slender
Etymology
From Ancient Greek λεπτός (leptós, “thin”).
Antonyms
Derived terms
English words prefixed with lepto-