formul-o: formula; -aro, -libro: formulary; -igar, -izar: to formulate, draw up in due form; -igo, -izo: formulation. — DEFIRS
formulari-o: formulary: form (to be filled in). — DEFS
forn-o: (bake-)oven; (
fornik-ar: (
foronomi-o: phoronomics: geometry of kinematics. Def.: Geometrio di la movo, o cinematiko geometriala; III-263. — DEFIRS
for-port-ar: (
fors-ar: (
forsan: (
fort-a: (
fortifik-ar: (
fortres-o: fortress, a large fort holding a garrison.; (
for-tran-ar: (
fortun-o: good fortune, good luck; (
forum-o: forum. — DEFIRS
fos-o: hole, pit, cavity; -eto: small hole; (of face or body) dimple; -ifar: to dig or make a pit. Def.: Kavajo o exkavajo plu o min larja e profunda (en tero). — FIS
fosat-o: ditch, trench; (
fosf-o: (
fosfat-o: (
fosfen-o: (
fosfin-o: phosphine (gas). — DEFIRS
fosfit-o*: (
fosforec-ar: (
fosgen-o*: phosgene (toxic gas).
fosil-a, -o: fossil; -igar: to fossilize; -eskar: to become fossilized. — DEFIS
fost-o: post, a piece or timber set upright; stake (cf. paliso); jamb (of a door); indiko- -o: way-post, guide-post, signpost; (
fot-o: (
fotofobio*: (
fotofon-o: photophone, radiophone. — DEFIRS
fotogen-a: photogenic: producing or generating light.
fotograb-ar: (
fotograf-ar: (
fotokemi-o: photochemistry. — DEF
fotokopi-ar: (
fotolitograf-ar: (
fotometr-o: (
fotometri-o: photometry. — DEFIRS
foton-o: (2001) photon. — DEFIRS
fotosfer-o: (
fotosintez-o: (
fototaktism-o: phototactism.
fototerapi-o: (
fototipi-o: phototypy. — DEF
fototropism-o: phototropism.
fox-o: fox; -eyo: f.hole, -burrow; -chas-isto, -ero: f.hunter. — DE
foxen-o*: (
foxtrot-o: (
foy-o: time (in counting); occasion (repetition); turn (in series); singla-foye, omna-foye: evey time (that), all the time, whenever; multa-foye: many times, often (when), repeatedly; quanta-foye: how many times; kelka-foye: sometimes; esas mea foyo: it is my turn; a singlu lua foyo: to each a turn, every one in turn; me vidas il du-foye en la monato: I see him twice a month. F
foyer-o: (