katen-o: (pr. and fig.) chain; -izar: to c. up (ulu, ulo); -igar: to link together, connect; -if-isto: c.maker; -kurvo: (arch.) catenary arch; -ringo: c. link; -masho: c. mesh; -o di la eventi: c. of events; -igo:concatenation. — EIS
katenoid-a: (2001) (math.) catenoide. — DEFIRS
katet-o: (geom.) cathetus. — DEFS
kateter-o: (surg.) catheter. — DEFS
katgut-o: (surg.) catgut. — DEFIRS
kation-o: (chem.) cation. — DEFIRS
katis-ar: (tr.) to give a gloss, a luster to (cloth, by hot or cold pressing). — DF
katod-o: (elec.) cathode. — DEFIRS
katolik-a, -(ul)o: Catholic; -aro: Catholics (collect.); -eso: Catholicity; -ismo: Catholicism. — DEFIRS
katoptrik-o: (opt.) catoptrics; (cf. dioptriko). Def.: Teorio di la speguli (omnaspeca) ed optikal instrumenti kompozita ek speguli; IV-292. — DEFIRS
kauchuk-a, -o: caoutchouc: India-rubber. — DEFIRS
kaucion-o: (jur.) surety, bail, security, caution; -sumo: s. money; -izar: to stand bail or go surety for (ulu); (cf. garantiar); liber-igar ulu per -o: to liberate on bail. — DEFIRS
kaud-o: (also fig.) tail; train (of a gown); -ala: caudal; -agar, -agitar: to wag or switch the tail; sen- -a: tailless; -port-ero: train-bearer. — EFIS
kaul-o: cabbage (Brassica oleracea); -rapo: kohlrabi (B. o. caulorapa); -o-supo: c. soup. — D
kauri-o: cowrie (shell).
kaustik-a: caustic; (chem.) burning, corrosive; (fig.) biting, stinging, satirical (language, etc.); -a kalko: c. lime, quick-lime; -o: (math.) caustic curve; -ajo: a c. substance. — DEFIS
kauter-o: (surg.) cautery; -izar: to cauterize. — DEFIS
kauz-o: cause: that which produces an effect; -ala, -ig-anta: causal, causative; -eso: causality; nula efekto sen kauzo: no effect without a c.; prima -o: primary c. Ant.: efekto rezult-ajo, konsequant(aj)o. — DEFIS
kav-a: hollow, sunken; -o, -ajo: (natural) hollow, cavity, -igar: to h. out, scoop out (by natural causes cf. exkavar); arboro -a: a h. tree, dento -a: h. tooth; -a okuli, vangi: h. eyes; sunken cheeks; la pluvi kavigis la tero: the rains hollowed out the ground. — EFIS
kaval-o: horse, steed; (at chess) knight; -ala: equine; -ulo: stallion; -ino: mare; -acho: hack; -isto: horse-man; -eyo, -stablo: stable; -(eduk)erio: stud; -fako: h.stall, box; -feko: h.dung; -fer-isto: farrrier, h.shoer; -karno: h. meat; -krino: h. hair; -o bankard-ala: wheeler; -pedo: foot of a h.; -povo: (mechan.) h. power; -raso: h. family; -serv-isto, -sorg-isto: groom, ostler; -stulo: pannier -leg-ilo, -reto:covering for a h.: -vend-isto: h. dealer. — DEFIRS
kavalier-o: knight; -ala, -atra: chivalrous, knighthly; -eso, -aro: knighthood, chivalry. — DEFIRS
kavalk-ar: (tr.) to ride (as on a horse); -ant-aro: cavalcade; -ero, -isto: horseman, equerry; -ala: equestrian; -o-doc-isto: riding master; -e: astride; -bloko: h. block. Ex.: Kavalkar kavalo, asno. La sorcistini kavalkas bastoni. Sidar kavalke (E. astride) sur benko. — EFIRS
kavalri-o: (milit.) cavalry; -ano: cavalryman. — DEFIRS
kavatin-o: (mus.) cavatina. — DEFIRS
kavern-o: cavern, cave; -ano: inhabitant of a c. (cf. troglodito); -ala, -oza: cavernous (of caves); -atra: cavernous, hollow (of sounds). — EFIRS
kaviar-o: caviare. — DEFIRS
kay-o: quay; (R.R.) platform. Def.: Rivo masonita et vertikal (alonge rivero, lago et metafore la senco fervoyala), qua posibligas l'embarko o desembarko di personi, vari, o por charjar e descharjar navi; VI-485 . — DEF
kayak-o: (2001) kayak (boat). — DEFIRS
kayen-o: (2001) Cayenne pepper, cayenne. — DEFIRS
kayer-o: blank-book: a few sheets of paper stiched together and covered with a wrapper. — F