词根词缀：intra-

【来源及含义】Latin: within, inside, on the inside

【相关描述】Borrowed from late Latin intra-; closely related to inter-, "between". The use of intra- is largely a product of modern times, occurring in words of common and technical vocabulary, where once it was generally a term used in science and the academic world.

While some words are borrowings from Medieval and even Late Latin, few if any come from Classical Latin.

【相关词根词缀】Cross references of word families related directly, or indirectly, to: "internal organs, entrails, inside": ent-; enter-; fistul-; incret-; inter-; splanchn-; viscer-.

【同源单词】Ab intra, abdominohysterotomy, Discere si cupias intra, endopelvic, international, intra muros

词根词缀：-ous, -ious, -eous

【来源及含义】Latin: full of or having the qualities of; in chemistry, a suffix denoting that the element indicated by the name bearing it, has a valence lower than that denoted by the termination -ic; as, nitrous, sulphurous, etc., as contrasted with nitric, sulphuric, etc.

【相关描述】Only a small number of the hundreds of examples are presented because there are just too many to include at this time.

【同源单词】abdominous, abiogenous, ablepharous, abstemious, acanthaceous, acanthocephalous

词根词缀：veno-, ven-, veni-, vene-, -venous, -venously

【来源及含义】Latin: veins, vessels

【同源单词】arteriolovenous, arteriovenous, arteriovenous fistula, intravenous, intravenously, paravenous