Inside the Universes

Words with a similar base: free_radical, radical

'radical'

[group.n.02] as in: (chemistry) two or more atoms bound together as a single unit and forming part of a molecule

'radical'

[free_radical.n.01] as in: an atom or group of atoms with at least one unpaired electron; in the body it is usually an oxygen molecule that has lost an electron and will stabilize itself by stealing an electron from a nearby molecule

Examples:
in the body free radicals are high-energy particles that ricochet wildly and damage cells

'radical'

[radical.n.03] as in: a person who has radical ideas or opinions

'radical'

[radical.n.04] as in: (mathematics) a quantity expressed as the root of another quantity

'radical'

[radical.n.05] as in: a character conveying the lexical meaning of a logogram

'radical'

[root.n.03] as in: (linguistics) the form of a word after all affixes are removed

Examples:
thematic vowels are part of the stem

'radical'

[extremist.s.01] as in: (used of opinions and actions) far beyond the norm

Examples:
extremist political views
radical opinions on education
an ultra conservative

'radical'

[revolutionary.s.01] as in: markedly new or introducing radical change

Examples:
a revolutionary discovery
radical political views

'radical'

[radical.s.03] as in: arising from or going to the root or source

Examples:
a radical flaw in the plan

'radical'

[radical.a.04] as in: of or relating to or constituting a linguistic root

Examples:
a radical verb form

'radical'

[radical.a.05] as in: 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

Examples:
basal placentation
radical leaves

Origins

					radical (English)
└── radical (French)
    └── radicalis (Latin)
        └── radix (Latin)
            └── ῥάδιξ (Ancient Greek (to 1453))