词根词缀：peri-

【来源及含义】Greek: around, enclosing, surrounding, about, near, close; often used as a prefix

【相关词根词缀】 Related "around, round, surrounding" units: ambi-; ampho-; circ-; circum-; cyclo-, -cycle; gyro-.

【同源单词】abdominal fascia, adominoperineal, aeroperitonia, anoperineal, colpoperineoplasty, colpoperineorrhaphy

词根词缀：perine-, perineo-

【来源及含义】Greek: space between the scrotum or mons veneris and the anus

【同源单词】adominoperineal, anoperineal, colpoperineoplasty, colpoperineorrhaphy, episioperineoplasty, episioperineorrhaphy

词根词缀：scroto-, scrot-

【来源及含义】Latin: the pouch that holds the testes; a purse; probably a variant of scortum, "a skin, hide"; or of scrautum, "a leather bag for holding arrows"; akin to scrupus, "a sharp stone"

【同源单词】abdominoscrotal, cruroscrotal, inguinoscrotal, intrascrotal, penoscrotal, perineoscrotal

词根词缀：urethro-, urethr-

【来源及含义】Greek: urethra, a slitlike tube conveying urine from the internal urethral orifice of the bladder

【相关词根词缀】 A cross reference of other word family units that are related directly, indirectly, or partially with: "opening, hole, cavity, tract": alveolo-; antro-; anu-; celo-; coelio-; concho-; fenestra-; hernio-; hiat-; meato-; ora-; parieto-; poro-; pyl-, pyle-; pylor-; sphinctero-; splanchn-; stomato-; syringo-; uretero-; vagino-; ventricul-.

【同源单词】aerourethroscope, aerourethroscopy, ankylurethria, cystourethrography, urethra, urethral