radical

B2 CET-4 Oxf 5000 大学 FREQ #6579 ★★★★☆

n. 激进分子, 词根, 基础, 根式, 根 a. 激进的, 根本的, 基本的, 根的

发音

AU /ˈɹædɪkəl/

词形变化

radicals 复数 radicals more radical 比较级 most radical 最高级

别名

radicle rad

教材释义与例句

名词

基础;激进分子; 原子团; 根数

形容词

激进的;根本的;彻底的

释义与例句

n. B2
  1. 1.

    A member of the most progressive wing of the Liberal Party; someone favouring social reform (but generally stopping short of socialism).

    历史 政治
  2. 2.

    A member of an influential, centrist political party favouring moderate social reform, a republican constitution, and secular politics.

    历史
  3. 3.

    A person with radical opinions.

    激进分子

    急进派

  4. 4.

    A root (of a number or quantity).

  5. 5.

    In logographic writing systems such as the Chinese writing system, the portion of a character (if any) that provides an indication of its meaning, as opposed to phonetic.

    部首

    语言学
  6. 6.

    In Celtic languages, the basic, underlying form of an initial consonant which can be further mutated under the Celtic initial consonant mutations.

    语言学
  7. 7.

    In Semitic languages, any one of the set of consonants (typically three) that make up a root.

    词根

    部首

    偏旁

    语言学
  8. 8.

    A free radical.

    化学
  9. 9.

    Given an ideal I in a commutative ring R, another ideal, denoted Rad(I) or √, such that an element x ∈ R is in Rad(I) if, for some positive integer n, xⁿ ∈ I; equivalently, the intersection of all prime ideals containing I.

    数学
  10. 10.

    Given a ring R, an ideal containing elements of R that share a property considered, in some sense, "not good".

    数学
  11. 11.

    The intersection of maximal submodules of a given module.

    数学
  12. 12.

    The product of the distinct prime factors of a given positive integer.

    数学
  13. 13.

    A group of atoms, joined by covalent bonds, that take part in reactions as a single unit.

    化学
adj. C1 Oxf 5000
  1. 1.

    Favoring fundamental change, or change at the root cause of a matter.

    His beliefs are radical.

  2. 2.

    Pertaining to a root (of a plant).

    根的

    根部的

    生物 植物学
  3. 3.

    Pertaining to the basic or intrinsic nature of something.

    根本的

  4. 4.

    Thoroughgoing; far-reaching.

    The spread of the cancer required radical surgery, and the entire organ was removed.

  5. 5.

    Of or pertaining to the root of a word.

    词根的

    语言学
  6. 6.

    Produced using the root of the tongue.

    语言学
  7. 7.

    Involving free radicals.

    化学
  8. 8.

    Relating to a radix or mathematical root.

    数学

    a radical quantity; a radical sign

  9. 9.

    Excellent; awesome.

    俚语

    That was a radical jump!

词汇关系

相关短语

词源

PIE word *wréh₂ds Inherited from Middle English radical, from Latin rādīcālis (“of or pertaining to the root, having roots, radical”). Compare grassroots.

来源:wiktionary