1. 幾個一組
twosome,pair 兩個一組;
triplet 三個一組;
quaternary 四個一組;
quinary,quintuplet 五個一組;
senary,sextuplet 六個一組;
septenary 七個一組;
octonary,octave 八個一組;
nonary,ennead九個一組;
denary,decade 十個一組
2. 一倍到十倍
single, double, triple, quadruple, quintuple, sextuple, septuple, octuple, nonuple,decuple
3. 第幾
1st primus (primary)
2nd secundus (secondary)
3rd tertius (tertiary)
4th quartus (quartiary)
5th quintus (quintiary)
6th sextus (sextiary)
7th septimus (septinary)
8th octavius,octavus (octavary)
9th nonus (nonary)
10th decimus (decenary)
4. Names of Polygons
1 monogon (Monogon and digon can only
2 digon be used in rather special
3 trigon, triangle circumstances. Trigon and
4 tetragon, quadrilateral tetragon are alternatives to
5 pentagon triangle and quadrilateral;
6 hexagon the adjectival forms trigonal
7 heptagon and tetragonal are more common.)
8 octagon
9 enneagon
10 decagon
11 hendecagon
12 dodecagon
13 triskaidecagon
14 tetrakaidecagon, tetradecagon
15 pentakaidecagon, pentadecagon
16 hexakaidecagon, hexadecagon
17 heptakaidecagon
18 octakaidecagon
19 enneakaidecagon
20 icosagon
21 icosikaihenagon, icosihenagon
22 icosikaidigon
23 icosikaitrigon
24 icosikaitetragon
25 icosikaipentagon
26 icosikaihexagon
27 icosikaiheptagon
28 icosikaioctagon
29 icosikaienneagon
30 triacontagon
31 triacontakaihenagon
32 triacontakaidigon
33 triacontakaitrigon
34 triacontakaitetragon
35 triacontakaipentagon
36 triacontakaihexagon
37 triacontakaiheptagon
38 triacontakaioctagon
39 triacontakaienneagon
40 tetracontagon
41 tetracontakaihenagon
42 tetracontakaidigon
43 tetracontakaitrigon
44 tetracontakaitetragon
45 tetracontakaipentagon
46 tetracontakaihexagon
47 tetracontakaiheptagon
48 tetracontakaioctagon
49 tetracontakaienneagon
50 pentacontagon ...
60 hexacontagon ...
70 heptacontagon ...
80 octacontagon ...
90 enneacontagon ...
100 hectogon, hecatontagon
1000 chiliagon
10000 myriagon
(收集整理)