bor-o*: (chem.) boron. — DeFIRS
borach-o: (bot.) borage (Borago). — DeFIRS
borax-o: (chem.) borax. — DEFIRS
borborigm-o: (med.) borborygm: rumbling of water or wind in the stomach. — DeFIS
bord-o: border, margin, brink, edge, brim, (ship's) side; -izar: to edge, hem, border (ulo); -umo: trimming, edging, piping, selvedge, (of clothing); -iz-uro: (of ships) planking, sheathing; -o an -o: alongside, edge to edge; reze la bordo: full to the brim; super la -o: over the edge; -o-petro: curb stone. — DEFIRS
borde-ar: (intr., nav.) to tack (ship), beat to windward. Def.: Avanirar (navo) zigzage kontre la vento; III—72. — FIS
bore-o: (poet.) boreas, north-wind; -ala: boreal. Def.: Mitologiala nomo di la nordvento, de qua venas boreala; III—72. — DEFIRS
borgez-(ul)o: bourgeois: a member of the commercial or middle class, townsman, tradesman; -aro: bourgeoisie (collect.); -eso: (quality) bourgeois; -ala: b. (adj.); -iar: to make into a b.; -eskar: to become a b. — DEFIRS
bors-o: bourse: stock-exchange; -agento: stock-broker; -o-kurso: b. quotations, market-price; -o-krako: b. panic. — DeFIRS
bosaj-o: (arch.) bossage, boss-work. — DEFI
bosel-ar: (tr., tech.) to emboss, chase (plate, leather). Def.: Formacar reliefi en metalo per martelago (de interne); VI-382. — DeF
bosk-o: a small wood; -eto: grove, coppice, bosk; -ala, -oza: woody, bosky; -o-bat(ad)o: battue; hunt, beat; querk- -o: a wood of oaks. — DeFIS
boston-o: (card-game, dance) boston. — DEFIRS
bot-o: boot (long, as for riding); -eto: shoe; half-b. (cf. shuo); -izar: to put, pull on boots; -ifar: to make b.s; -vend-erio: b.-selling establ.; -form-iz-ilo: b. tree, -last; -des-met-ilo, bot-tir-ilo: b.jack; laco- -eto: laced shoe; laco di -o: boot-lace; paro de -i: a pair of b.s. Def.: Boto kontenas la gambo, e boteto kontenas l'infra gambo. IV-101. — EFRS
botanik-o: botany; -ala gardeno: botanical garden; -isto: botanist. — DEFIRS
botaniz-ar: (intr.) to botanize, herborize. Def.: Kolektar por la botanikal studio (ne praktikar o studiar la botaniko); III-169. — DEFIRS
botel-o: bottle; -eto: small b. (for drugs, etc.); -ego (grosa): carboy; -fak-aro: bottle-rack; (fg.) wine-bin. V. exp.: Flakono esas mikra botelo, kun stopilo generale vitra o metala. Fialo esas mem min granda, kun streta kolo (boko), quale on uzas precipue por farmacial liquidi; II-645. — DEFIRS
bov-o: a beef; bull, cow, ox; -ulo: bull, ox; -ino: cow; -yuno: calf; -yun-ino: heifer; -karno: beef, meat; -eyo, -stablo: cattle stall or stable; -gardisto, -duktisto: cowherd, drover; -ala: bovine; -o-feko: cow-dung; -o-lumbo: sirloin; laktifanta, lakto- -ino: milch-cow. — eFIS
box-ar: (tr.) to box; -anto, -ero: boxer; -isto: pugilist; -uro: boxing-blow; -o-gant-(eg)o: boxing-glove; -o-kombat-o: boxing-match. — DEFR
boy-o: (nav.) buoy; -ego: large buoy; bollard; salv- -o: life buoy. — DEFIRS
boyar-o: (title) boyar(d). — DEFIRS
brac-o: (nav.) brace of a yard; -agar: to brace (a rope of a yard). — DEFIS
bracelet-o: bracelet. — DEFIRS
brach-o: (knee-) breeches, knickerbockers (cf. pantalono); -izar: to but b. on; sen- -igar, des- -izar: to take b. off; -if-isto: b. maker; -junt-uro: flat of b. — eFIS
bradip-o: (zool.) bradypus: the sloth. — eFIS
brak-o: brach-hound; Def.: Speco di chas-hundo, rezapila e oreli pendanta. — DeFIS
braki-o: arm (anat. and fig. as a. of sea); -ala: brachial; -edo: armful; -umo: brassard, armlet (to show function or office); -o-truo: a.hole; ye -o-disto: at arm's length; kun -i inter-plektita: a. in a. — DeFIS
brakicefal-a: brachycephalous. — DEFIRS
brakiopod-o: brachiopod. — DEFIS
brakistokron-o*: (math.) brachistrochrone. — DEFI
brakte-o: (bot.) bract(ea). — DEFIS
bram-ar: (intr.) to make the characteristic call of any animal, except that of the dog, fox, cat, cock, crow, frog, hen; -(ad)o: bellowing (of a bull); lowing (of cows); braying (of an ass); bleating (of sheep); neighing (of a horse); (fig.) roaring, yelling (of a mob). Def.: vorto generala por omna krii di bestii; III-7. — FIS
braman-o: Brahman; -ismo: Brahmanism. — DEFIRS
bran-o: bran; -o-pano: b.bread. — EF
branch-o: (also geom., genal.) bough, branch (cf. ramo); -aro: boughs, branches, ramifications; -eto: twig; -oza: branchy; -ifar: to produce branches; -igar: to cause to b.; -izar: add a b. to (a gas or water-main); komerco- -o: b. of commerce; -o-fasko: bundle of fagots; -o-taliar, -tranchar, sen- -igar: to trim, prune, cut off the b.s; (cf. emundar); -o-voyo: b. way, connecting road; sen- -a: branchless. (note: for branch of knowledge fako). — DEFIR
brand-o: (fire-)brand; a piece of wood partly burnt; -o-agitar: to stir up, poke the fire. — DEFI
brandi-o: brandy. — DEF
brandis-ar: (tr.) to brandish, flourish (a sword, etc.). — EFIS
brankard-o; -i: shaft(s) (of a cart, wagon, etc.) V. exp.: Brankardo ne esas timono: veturo havas, od un timono (por du kavali) o du brankardi (por un kavalo, o tri kavali); IV-136. — F
branki-o: (zool.) branchia: gill. — EFIS
brankiopod-o: (zool.) branchiopod. — DEFIS
bras-ar: (tr.) to stir: mix up ingredients; (fig.) to concoct, contrive, polot, (schemes, plots, etc.); afer- -isto: company promoter, etc. Ex.: Brasar oro ed arjento en la kruzelo. — FIS