词根词缀：ora-, or-, orat-; os-

【来源及含义】Latin: oris, mouth, face; opening, entrance; talk, speak, say

【相关词根词缀】Cross references of word families related directly, or indirectly, to: "talk, speak, speech; words, language; tongue, etc.": cit-; clam-; dic-; fa-; -farious; glosso-; glotto-; lalo-; linguo-; locu-; logo-; loqu-; mythico-; -ology; -phasia; -phemia; phon-; phras-; Quotes: Language,Part 1; Quotes: Language, Part 2; Quotes: Language, Part 3; serm-; tongue; voc-. A cross reference of other word family units that are related directly, indirectly, or partially with: "opening, hole, cavity, tract, tube": alveolo-; antro-; anu-; celo-; coelio-; concho-; fenestra-; hernio-; hiat-; meato-; parieto-; poro-; pyl-, pyle-; pylor-; sphinctero-; splanchn-; stomato-; syringo-; uretero-; urethro-; vagino-; ventricul-.

【同源单词】aborad, aboral, adorable, adorably, adoral, adoration

词根词缀：-orama, -oramic, -rama

【来源及含义】Greek: used as a suffix; view; sight; see, that which is seen

【相关词根词缀】 Cross references of word families that are related directly, or indirectly, to: "appear, visible, visual, manifest, show, see, reveal, look": blep-; delo-; demonstra-; opt-; pare-; phanero-; phant-; pheno-; scopo-; spec-; vela-, veal-; video-, visuo-.

【同源单词】cinerama, cosmorama, cyclorama, diorama, myriorama, panorama

词根词缀：orb-, orbito-

【来源及含义】Latin: rut or track made in the ground by a wheel; circle, ring, round surface, disk

【相关描述】Also used in its extended anatomical sense as, "the portion of the skull immediately surrounding the eye".

【同源单词】anteorbital, deorbit, exorbitance, exorbitancy, exorbitant, exorbitantly

词根词缀：orc-, orca-

【来源及含义】Greek > Latin: a kind of whale; large sea creature

【同源单词】orca, Orca destructor, Orcinus orca

词根词缀：orches-

【来源及含义】Greek: dance, pertaining to dancing

【同源单词】orchesograph, orchesography, orchestic, orchestics, orchestra, orchestral

词根词缀：orchido-, orchid-, orchio-, orchi-, -orchium

【来源及含义】Greek > Latin: testes; testicles

【同源单词】anorchism, anorchus, cryptorchid, cryptorchidectomy, cryptorchism, hydrorchis

词根词缀：ord-, ordinato-, -ordin-, -ordinate, -ordinating, -ordinated

【来源及含义】Latin: order, in order; in a row, regular series, class, rank

【同源单词】coordinate, coordinate, coordinately, coordinateness, coordination, coordinative

词根词缀：orexi-, orex-, -orexia, -orexic, -oretic, -orectic, -rexia

【来源及含义】Greek: appetite [hunger]; to stretch out for; to desire

【同源单词】anorectic, anorectous, anorexia, anorexia nervosa, anorexiant, anorexic

词根词缀：orgado-, orgad-

【来源及含义】Greek: open woodland, meadow, field

【同源单词】orgadocoline, orgadocolous, orgadophile, orgadophily, orgadophyte

词根词缀：organo-, organ-

【来源及含义】Greek: an organized structure; pertaining to a specific bodily part with a specific function or set of functions; instrument, tool, implement

【同源单词】bioinorganic, bio-organic, chemoorganotrophic, cosmorganic, electric organ, electric organs