词根词缀：sesqui-

【来源及含义】Latin: one and a half; normally used as a prefix; from Latin, semis “half” + que “and”

【相关描述】In chemistry, three atoms or equivalents of the [specified] element or radical are combined with two of another, as in iron sesquioxide, Fe ²O³. Also defined as the proportion of two (of one radical or element) to three (of another).

【同源单词】hippopotomonstrosesquipedalian, hippopotomonstrosesquipedalianism, hippopotomonstrosesquipedalianist, hippopotomonstrosesquippedaliophobia, hyperpolysyllabicsesquipedalianist, sesquialteral

词根词缀：terti-, tern-, ter-

【来源及含义】Latin: third; three each; three times

【相关词根词缀】 Cross references of word families that are related, partially or totally, to: "three, third": terce-; tri-, tre; trigono-; trito-.

【同源单词】sesquitertian, ternary, tertigravida, tertipara, tertium quid