cindr-o: ash(es), cinders (of coal); embers (of wood); dust: remains of the dead (cf. eskarbilo; -ea: ash colored; -o-blonda: pale ashburn; -oza, -atra: ashy; -uyo: ash-holder, -pan, -box; -igar: to reduce (ulo) to ashes, incinerate (cf. kremacar; -igo: incineration; -izar: to cover with ashes; -o-merkurdio: Ash-Wednesday. — EFI
cinekamer-o: (2001) movie camera. — DEFIRS
cinem-o: popular abbr. for cinematografilo or, more especially, a moving-picture theater, cinema, picture-house.
cinematik-o: (physics) kinematics. — DEFIRS
cinematograf-ar: (tr., intr.) to show moving pictures; -uro: moving picture; -ilo: kinetoscope, bioscope, cinematograph.
cinerari-o: (bot.) cineraria (Cineraria). — DEFIS
cinetik-o, -a: kinetic (energy). — DEFIRS
cinez-o: (biol.) cinesis.
cinik-o: cynic; -a, -ala, -atra: cynical; -eso: cynicism. — DEFIS
cinkl-o: (2001) (orni.) dipper (bird). — F
cinocefal-o: (zool.) cynocephalus: dog-faced baboon (family: Cynocephalus). — EFIS
cintil-o: spark (of fire); sparkle (of anything shining or vivid); -ifar: to emit sparks, to shine brightly, glitter, glisten, sparkle, flash, twinkle, scintillate. — EFIS
cipo: (arch.) cippus: small pillar or column. — DEFIRS
cipres-o: (bot.) cypress(-tree) (genus: Cupressus). — DEFIRS
ciprin-o: (ichth.) cyprinoid, scientific name for the carp: genus: Cyprinus. — EFIS
ciraj-o: polish (as for boots), (boot-)blacking; -izar: to black or polish (boots); -iz-isto: bootblack. — FIS
circinata: circinate, rolled up like a young fern leaf. — EFS
cirk-o: circus; -o-kavalo: c. horse. — DEFIRS
cirkl-o: circle (cf. rondo); -a, -ala, -atra: circular, round; -o-kurvo, periferio: circumference of a c.; quadratigo di la -o: squaring of c.; jirar -e: to turn in a c. — EFIRS
cirkonciz-ar: (tr.) to circumcise; -o: circumcision; -ita, -ito: circumcised (person). — EFIS
cirkond-ar: (tr.) to surround, embrace, encompass (cf. cernar); -anta: surrounding; -ata, -ita: surrounded, enclosed; -anti: (fig.) confidants, friends, relations; Ex.: Me vidas oldi cirkondita da infanti.
cirkonflex-a, -o: circumflex (accent). — DEFIS
cirkonspekt-a: circumspect, wary, cautious; -e: cautiously. V. exp.: Cirkonspekta ne esas simple prudenta, ma predenteso desfidema, qua «regardas cirkum su», konsideras omna lateri od elementi ante decidar od agar; III-199. Ant.: sen-reflekta, ne-atenc-ema. — EFIS
cirkonstanc-o: circumstance: a fact, occurence, or condition attending something else; -ala: circumstantial; -i tenu-ig-anta: extenuating circumstances. — EFIS
cirkonvalacion-o: (fort.) circumvallation. — EFIRS
cirkonvolucion-o: circumvolution; that which is rolled around something (cf. parafrazo). — EFIS
cirkuit-o: circuit: circumference, compass; roundabout way; (Eng. and U.S.) circuit (of judges); kurta -o: (elec.) short c. Ex.: La cirkuito di ca urbo esas kin kilometri. Irar en cirkuito. — EFIS
cirkul-ar: (intr.) to circulate: to move around, to flow in a circuitous channel; (of money, etc.) to pass from hand to hand; -igar: to cause to c., move around; (money) put into circulation, issue. Ex.: La sango cirkulas en la korpo. La tero cirkulas cirkum la suno. Cirkulado di idei. — DEFIRS
cirkuler-o: circular (letter, notice). — DEFIRS
cirkum, -e: (prep., adv.) around, about, roundabout (place, time, quantity) (cf. proxim); -ajo, -aji: surroundings, environment, frame, setting (cf. medio); -irar: (tr., intr.) to go or wind around (as an obstacle); -iro, -turno: circuitous way, detour; -klozar: (tr.) to fence around, inclose; -lekar: to lick around (one's chops), (fig.) to gloat over; -muro: inclosure-wall; -navig-(ad)o: circumnavigation; -pola:circumpolar; -skribar: (tr., geom.) to circumscribe; -vicina, -jac-anta: circumjacent. Ex.: Vu mustas vartar cirkume un horo. Vi departos cirkum tri kloki. El spensis cirkume duadek dollar-i. Me promenis en la tre interesant cirkumajo. — L
cirkumnutacion-o: (bot.) circumnutation.
cis: (prep.) on this side of (anything); -e: this side; -a: hither; -alpa: cisalpine; - la ponto: on this side of the bridge. Ant.: trans. — L
cis: (mus.) C sharp.
cisoid-o: (math.) cissoid. — DEF
cistercian-o: (monk) Cistercian.
cistern-o: cistern, tank (for storing rain-fall). — DEFIRS
cit-ar: (tr.) to cite, quote; -(ad)o: citing, citation (act); -ajo: text cited, citation; -ato: author cited; -o-hoketo: quotation mark. V. exp.: On citas autoro repetante lua paroli o texto; on mencionas autoro o libro, kande on nomas li sen citar li. On referas ad autoro, libro, e.c. kande on indikas la loko, en qua trovos ulo aludata o benzonata. On alegas fakti, argumenti, atesti, motivi, por pruvar o por justifikar ulo; II-647. — DEFIRS