词根词缀：gravido-, gravid-

【来源及含义】Latin: pregnant, pregnancy [from grav-, heavy]

【相关词根词缀】Related "pregnant, pregnancy" word units: cyesio-, cyo-; cyo-.

【同源单词】decigravida, geodetic gravimetry, gravid, gravida, gravidic, gravidism

词根词缀：uni-, un-

【来源及含义】Latin: one, single; a word element for number 1

【同源单词】disunion, disunionism, disunionist, disunite, disunited, disuniter