英语词源字典 - 在线词源网站

meitnerium [meitnerium 词源字典]: "The chemical element of atomic number 109, a very unstable element made by high-energy atomic collisions", 1990s: modern Latin, from the name of L. Meitner (see Meitner, Lise).[meitnerium etymology, meitnerium origin, 英语词源]
semimetal: "An element (e.g. arsenic, antimony, or tin) whose properties are intermediate between those of metals and solid non-metals or semiconductors", Mid 17th century: from modern Latin semimetallum (see semi-, metal).
acotyledon: "A plant with no distinct seed leaves, especially a fern or moss", Mid 18th century: from modern Latin plural acotyledones (see a-¹, cotyledon).
listeria: "A type of bacterium which infects humans and other warm-blooded animals through contaminated food", 1940s: modern Latin, named after Joseph Lister (see Lister, Joseph).
rutherfordium: "The chemical element of atomic number 104, a very unstable element made by high-energy atomic collisions", 1960s: modern Latin, named after E. Rutherford (see Rutherford, Sir Ernest).
epicondyle: "A protuberance above or on the condyle of a long bone, especially either of the two at the elbow end of the humerus", Mid 19th century: from French épicondyle, modern Latin epicondylus (see epi-, condyle).
megapode: "A large ground-dwelling Australasian and SE Asian bird that builds a large mound of debris to incubate its eggs by the heat of decomposition", Mid 19th century: from modern Latin Megapodius (genus name), from mega- 'large' + Greek pous, pod- 'foot'.
pterosaur: "A fossil flying reptile of the Jurassic and Cretaceous periods, with membranous wings supported by a greatly lengthened fourth finger", Mid 19th century: from modern Latin Pterosauria (plural), from Greek pteron 'wing' + sauros 'lizard'.
archaea: "Microorganisms which are similar to bacteria in size and simplicity of structure but radically different in molecular organization. They are now believed to constitute an ancient group which is intermediate between the bacteria and eukaryotes", Modern Latin (plural), from Greek arkhaios 'primitive'.
aschelminth: "An invertebrate animal belonging to a group of phyla that are distinguished by the lack of a well-developed coelom and blood vessels. Most are minute worm-like animals, including the nematodes, rotifers, and water bears", From modern Latin Aschelminthes (former phylum name), from Greek askos 'sac' + helminth 'worm' (from the former belief that animals of this group had a fluid-filled internal sac).
colorific: "Having much colour", Late 17th century: from French colorifique or modern Latin colorificus, from Latin color 'colour'.
pteranodon: "A large tailless pterosaur of the Cretaceous period, with a long toothless beak, a long bony crest, and a wingspan of up to 7 m", Modern Latin, from Greek pteron 'wing' + an- 'without' + odous, odont- 'tooth'.
-ium: "Forming nouns adopted unchanged from Latin (such as alluvium) or based on Latin or Greek words (such as euphonium)", Modern Latin in sense 2, sense 3, sense 4, via Latin from Greek -ion.
dinoflagellate: "A single-celled organism with two flagella, occurring in large numbers in marine plankton and also found in fresh water. Some produce toxins that can accumulate in shellfish, resulting in poisoning when eaten", Late 19th century (as an adjective): from modern Latin Dinoflagellata (plural), from Greek dinos 'whirling' + Latin flagellum 'small whip' (see flagellum).
chela (1): "A pincer-like claw, especially of a crab or other crustacean", Mid 17th century: modern Latin, from Latin chele or Greek khēlē 'claw'.
septarium: "A concretionary nodule, typically of ironstone, having radial cracks filled with calcite or another mineral", Late 18th century: modern Latin, from Latin septum 'enclosure'.
struma: "A swelling of the thyroid gland; a goitre", Mid 16th century (in the Latin sense): modern Latin, from Latin, 'scrofulous tumour'.
murid (1): "A rodent of a very large family (Muridae) which includes most kinds of rats, mice, and voles", Early 20th century: from modern Latin Muridae (plural), based on Latin mus, mur- 'mouse'.
typhlitis: "Inflammation of the caecum", Mid 19th century: modern Latin, from Greek tuphlon 'caecum or blind gut' (from tuphlos 'blind') + -itis.
Phthiraptera: "An order of insects that is sometimes applied, comprising both the sucking lice and the biting lice", Modern Latin (plural), from Greek phtheir 'louse' + pteron 'wing'.
lamellibranch: "Another term for bivalve", Mid 19th century: from modern Latin Lamellibranchia (former class name), from Latin lamella (diminutive of lamina 'thin plate') + Greek brankhia 'gills'.
Perissodactyla: "An order of mammals that comprises the odd-toed ungulates", Modern Latin (plural), from Greek perissos 'uneven' + daktulos 'finger, toe'.
florilegium: "A collection of literary extracts; an anthology", Early 17th century: modern Latin, literally 'bouquet' (from Latin flos, flor- 'flower' + legere 'gather'), translation of Greek anthologion (see anthology).
florilegium: "A collection of literary extracts; an anthology", Early 17th century: modern Latin, literally 'bouquet' (from Latin flos, flor- 'flower' + legere 'gather'), translation of Greek anthologion (see anthology).
hemiplegia: "Paralysis of one side of the body", Early 17th century: modern Latin, from Greek hēmiplēgia, from hemi- 'half' + plēgē 'stroke'.
endothelium: "The tissue which forms a single layer of cells lining various organs and cavities of the body, especially the blood vessels, heart, and lymphatic vessels. It is formed from the embryonic mesoderm", Late 19th century: modern Latin, from endo- 'within' + Greek thēlē 'nipple'.
-phore: "Denoting an agent or bearer of a specified thing", From modern Latin -phorus, from Greek -phoros, -phoron 'bearing, bearer', from pherein 'to bear'.
gynoecium: "The female part of a flower, consisting of one or more carpels", Mid 19th century: modern Latin, from Greek gunaikeion 'women's apartments', from gunē, gunaik- 'woman, female' + oikos 'house'.
seaborgium: "The chemical element of atomic number 106, a very unstable element made by high-energy atomic collisions", Modern Latin, named after G. Seaborg (see Seaborg, Glenn).
streptomycete: "A bacterium which occurs chiefly in soil as aerobic saprophytes resembling moulds, several of which are important sources of antibiotics", 1950s: anglicized singular of modern Latin Streptomyces, from strepto- 'twisted' + Greek mukēs, mukēt- 'fungus'.
pseudomonas: "A bacterium which occurs in soil and detritus, including a number that are pathogens of plants or animals", Modern Latin, from pseudo- 'false' + monas 'monad'.
Acanthocephala: "A small phylum of parasitic invertebrates that comprises the thorny-headed worms", Modern Latin (plural), from acantho- 'thornlike' + Greek kephalē 'head'.
tragopan: "An Asian pheasant of highland forests, the male of which has brightly coloured plumage used in courtship", Modern Latin, from Greek, the name of a horned bird, from tragos 'goat' + the name Pan (see Pan).
cryptomeria: "A tall conical coniferous tree with long, curved, spirally arranged leaves and short cones. Native to China and Japan, it is grown for timber in Japan", Modern Latin, from crypto- 'hidden' + Greek meros 'part' (because the seeds are concealed by scales).
rubidium: "The chemical element of atomic number 37, a rare soft silvery reactive metal of the alkali metal group", Mid 19th century: modern Latin, from Latin rubidus 'red' (with reference to its spectral lines).
gibberellin: "Any of a group of plant hormones that stimulate stem elongation, germination, and flowering", 1930s: from modern Latin Gibberella (from Gibberella fujikuroi, the fungus from which one of the gibberellins was first extracted), diminutive of the genus name Gibbera, from Latin gibber 'hump', + -in¹.
cinchona: "An evergreen South American tree or shrub with fragrant flowers, cultivated for its bark", Mid 18th century: modern Latin, named after the Countess of Chinchón (died 1641), who was treated with a similar drug in South America.
hydatid: "A cyst containing watery fluid, in particular one formed by and containing a tapeworm larva", Late 17th century: from modern Latin hydatis, from Greek hudatis, hudatid- 'watery vesicle', from hudōr, hudat- 'water'.
ampelopsis: "A bushy climbing plant of the vine family", Modern Latin, from Greek ampelos 'vine' + opsis 'appearance'.
calendula: "A Mediterranean plant of a genus that includes the common or pot marigold", Modern Latin, diminutive of calendae (see calends); perhaps because it flowers for most of the year.
melaena: "The production of dark sticky faeces containing partly digested blood, as a result of internal bleeding or the swallowing of blood", Early 19th century: modern Latin, from Greek melaina, feminine of melas 'black'.
ericaceous: "Relating to or denoting plants of the heather family (Ericaceae)", Mid 19th century: from modern Latin Ericaceae (plural), from the genus name Erica (see erica).