英語學習筆記：英文數字前綴（下）

作者：kylelong  


17. Prefix Symbol Value and their Meaning



Yotta--- Y --- 10^24 --- septillion

Zetta--- Z --- 10^21 --- sextillion

Exa----- E --- 10^18 --- quintillion

Peta---- P --- 10^15 --- quadrillion

Tera---- T --- 10^12 --- trillion

Giga---- G --- 10^9 ---- billion

Mega---- M --- 10^6 ---- million

myria--- my -- 10^4 ---- ten thousand

kilo---- k --- 10^3 ---- thousand

hecto--- h --- 10^2 ---- hundred

deka---- da--- 10 ------ ten

-------------------------------------

deci---- d --- 10^-1 ---- tenth

centi--- c --- 10^-2 ---- hundredth

milli--- m --- 10^-3 ---- thousandth

micro--- u --- 10^-6 ---- millionth

nano---- n --- 10^-9 ---- billionth

pico---- p --- 10^-12 --- trillionth

femto--- f --- 10^-15 --- quadrillionth

atto---- a --- 10^-18 --- quintillionth

zepto--- z --- 10^-21 --- sextillionth

yocto--- y --- 10^-24 --- septillionth



18. Latin Numbers and Prefix [Examples in brackets]:



1 = unus -------- uni [unary, unitary, unilateral]



2 = duo --------- bi, duo [binary, duple, biennial]



3 = tres, tria -- tri, ter [tertial, trinary, ternary]



4 = quattuor ---- quadri, quart [quartal, quaternary, quadriennial, quadrillion]



5 = quinque ----- quinque, quint [quintal, quinary, quinquenary, quinquennial]



6 = sex --------- sex(t), se [sextal, senary, sexenary]



7 = septem ------ sept [septimal, septenary, septet, septuple]



8 = octo -------- oct [octal, octaval, octonary, octet]



9 = novem ------- nonus, novem [nonal, nonary, nonet, nonuple]



10 = decem ------ dec(a), de [decimal, denary, dectet, decuple]



11 = undecim ---- undec, unde [undecimal, undenary, undecillion]



12 = duodecim --- duodec, duode [duodecimal, duodenary, duodecennial]



13 = tredecim -------- tredec, tridec [tridecimal, tridenary]



14 = quattuordecim --- quatuordec [quatuordecimal, quatuordenary]



15 = quindecim ------ quinde(c) [quindecimal, quindenary]



16 = sedecim --------- sede(c) [hexadecimal, sedenary]



17 = septendecim ----- septende(c) [septendecimal, septendenary]



18 = duodeviginti ---- decennoct [decennoctal, decenoctonary]



19 = undeviginti ----- decennov [decennoval, decennonary]



20 = viginti --------- vige, vice [vigesimal, vicesimal, vigenary, vicenary]



30 = triginta -------- trige, trice [trigesimal, tricenary]



40 = quadraginta ----- quadrage [quadragesimal, quadragenary]



50 = quinquaginta ---- quinquage [quinquagesimal, quinquagenary]



60 = sexaginta ------- sexage [sexagesimal, sexagenary]



70 = septuaginta ----- septuage [septuagesimal, septuagenary]



80 = octoginta ------- octage [octagesimal, octogenary]



90 = nonaginta ------- nonage [nonagesimal, nonagenary]



100 = centum --------- cente [centesimal, centenary, century, centennial]



1000 = mille --------- mille [millesimal, millenary, millennium, millennial]



19. Greek Numbers and their Prefixes [Examples in brackets]:



1 = en -------------------- eis, mia, ev, mono [monarch, monad, monogamy]



2 = dyo, duo, di ---------- duo, dis, di, dy [diarch, dyarch, dimeter, dyad, biathlon, bicycle]



3 = treis, tria ----------- treis, tria, tris, tri [triad, tripod, triangle]



4 = tessera --------------- tettares, tettara, terakis, tetra, quad [tetrahedron, tetragramaton, tetrapack, quadrangle, quadrilateral]



5 = pente ----------------- pente, pentakis, penta [pentagon, pentangle, pentameter, pentecost]



6 = hexa ------------------ hex, hexa [hexagon, hexahedron, hexangle, hexameter, hex bolt]



7 = hepta ----------------- hepta, hepta [heptagon, heptameter, heptangle]



8 = okto ------------------ octô, octa [octagon, octave, octopus, octohedron]



9 = ennea ----------------- ennea, nona [nonagon, nano technology, ennead,enneahedron]



10 = deka ----------------- deca [decameter, decathlon, decagon, decade, decapolis]



11 = hendeka -------------- endeca, undeca, hendeca [hendecagon, undecagon, hendecarch, hendecahedron]



12 = dodeka --------------- dodeca [dodecagon, dodecahedron, dodecathlon]



13 = treiskaideka --------- triskaideca, trideca [triskaidecagon, trisdecagon, triskaidecahedron]



14 = tettares kai deka ---- tetrakaideca, tetradeca [tetradecagon, tetrakaidecagon, tetrakaidecahedron]



15 = pentekaideka --------- pendeca [pendecagon, pendecahedron]



16 = hekkaideka ----------- hexadeca [hexadecagon, hexadecahedron, hexadecimal]



17 = heptakaideka --------- heptadeca [heptadecagon, heptadecahedron]



18 = oktôkaideka ---------- octodeca [octodecagon, octodecahedron]



19 = enneakaideka --------- enneadeca [enneadecagon, enneadecahedron]



20 = eikosi (icosa-) ------ icos(a) [icosagon, icosahedron]



100 = hekaton ------------- hecato [hecatogon, hecatohedron]



1000 = chilioi, chiliai --- chilia [chiliagon, chiliahedron]


（收集）


Read more: 英語學習筆記：英文數字前綴（下） - kylelong的日誌 - 貝殼村