(n,pref) (1) diplo-
double
(n) (2) (abbr) doubles (tennis, etc.)
(n) (3) (abbr) place betting (in horse racing, etc.)
(n,vs,adj-no) duplication
repetition
overlapping
redundancy
restoration
(P)
(n,vs,adj-no) duplication
repetition
overlapping
redundancy
restoration
(P)
(n) simplicity and complexity
singular and plural
single and double
singles and doubles (in tennis)
(n) lined garment
(n) double salt
(n) compound note (on a harmonica)
(n) compound eyes
(n,vs,adj-no) composite
combined
complex
(P)
(n) polygamy
(n) two-seater
(adj-na) complex
complicated
(P)
(n) double vision
polyopia
(n) double-entry (e.g. bookkeeping)
(n,vs) copy
duplicate
(P)
(n) placing bets
(n,adj-no) several
plural
plurality
multiple
(P)
(n) multiple star
(n,vs,adj-no) reproduction
duplication
reprinting
(P)
(n) duopoly
(n) double track
two-track line
(n,adj-no) diploid phase
(iK) (n) restoration of power (e.g. after power failure)
(n) (ling) complex sentence
(n) compound drug
(n) duplicate
copy
(n) compound leaf
biplane
(n) compound interest
(P)
(n) (musical) canon
(n) double refraction
birefringence