Radical vs. Valency

Radicaladjective

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

Radicaladjective

Pertaining to a root of a plant.

Radicaladjective

Pertaining to the basic or intrinsic nature of something.

Radicaladjective

Thoroughgoing; far-reaching.

Radicaladjective

Of or pertaining to the root of a word.

Radicaladjective

Produced using the root of the tongue.

Radicaladjective

Involving free radicals.

Radicaladjective

(math) Relating to a radix or mathematical root.

Radicaladjective

Excellent; awesome.

Radicalnoun

(historical: 19th-century Britain) A member of the most progressive wing of the Liberal Party; someone favouring social reform (but generally stopping short of socialism).

Radicalnoun

(historical: early 20th-century France) A member of an influential, centrist political party favouring moderate social reform, a republican constitution, and secular politics.

Radicalnoun

A person with radical opinions.

Radicalnoun

(arithmetic) A root (of a number or quantity).

Radicalnoun

(linguistics) 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.

Radicalnoun

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

Radicalnoun

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

Radicalnoun

(organic chemistry) A free radical.

Radicalnoun

Given an ideal I in a commutative ring R, another ideal, denoted Rad(I) or \sqrt{I}, 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.

Radicalnoun

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

Radicalnoun

The intersection of maximal submodules of a given module.

Radicalnoun

(number theory) The product of the distinct prime factors of a given positive integer.

Radicaladjective

Of or pertaining to the root; proceeding directly from the root.

Radicaladjective

Hence: Of or pertaining to the root or origin; reaching to the center, to the foundation, to the ultimate sources, to the principles, or the like; original; fundamental; thorough-going; unsparing; extreme; as, radical evils; radical reform; a radical party.

Radicaladjective

Belonging to, or proceeding from, the root of a plant; as, radical tubers or hairs.

Radicaladjective

Relating, or belonging, to the root, or ultimate source of derivation; as, a radical verbal form.

Radicaladjective

Of or pertaining to a radix or root; as, a radical quantity; a radical sign. See below.

Radicalnoun

A primitive word; a radix, root, or simple, underived, uncompounded word; an etymon.

Radicalnoun

One who advocates radical changes in government or social institutions, especially such changes as are intended to level class inequalities; - opposed to conservative.

Radicalnoun

A characteristic, essential, and fundamental constituent of any compound; hence, sometimes, an atom.

Radicalnoun

Specifically, a group of two or more atoms, not completely saturated, which are so linked that their union implies certain properties, and are conveniently regarded as playing the part of a single atom; a residue; - called also a compound radical. Cf. Residue.

Radicalnoun

A radical quantity. See under Radical, a.

Radicalnoun

A radical vessel. See under Radical, a.

Radicalnoun

(chemistry) two or more atoms bound together as a single unit and forming part of a molecule

Radicalnoun

an atom or group of atoms with at least one unpaired electron; in the body it is usually an oxygen molecule than has lost an electron and will stabilize itself by stealing an electron from a nearby molecule;

Radicalnoun

a person who has radical ideas or opinions

Radicalnoun

a character conveying the lexical meaning of a logogram

Radicalnoun

a sign placed in front of an expression to denote that a root is to be extracted

Radicalnoun

(linguistics) the form of a word after all affixes are removed;

Radicaladjective

(used of opinions and actions) far beyond the norm;

Radicaladjective

markedly new or introducing radical change;

Radicaladjective

arising from or going to the root;

Radicaladjective

of or relating to or constituting a linguistic root;

Radicaladjective

especially of leaves; located at the base of a plant or stem; especially arising directly from the root or rootstock or a root-like stem;

Valencynoun

(graph theory) The number of edges connected to a vertex in a graph.

Valencynoun

Valence.

Valencynoun

(linguistics) The capacity of a verb to take a specific number of arguments.

Valencynoun

See Valence.

Valencynoun

the phenomenon of forming chemical bonds

Valencynoun

(biology) a relative capacity to unite or react or interact as with antigens or a biological substrate

Valencynoun

(chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)

Valencynoun

the combining power of an element, especially as measured by the number of hydrogen atoms it can displace or combine with

Valencynoun

the number of grammatical elements with which a particular word, especially a verb, combines in a sentence