radical
Proposed by a contributor, not yet supported by evidence.
Also seen as: radicals
Sense 1
Of or pertaining to the root of a plant.
Adjective
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
Of or pertaining to the root of a word.
Adjective
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 3
A root (of a number or quantity).
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 4
In logographic writing systems such as the Chinese writing system, the portion of a character used to index it. Often, but not always, this is also the portion indicating meaning; compare the following sense. — 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 being wholly phonetic.
phần dùng để chỉ mục ký tự trong hệ thống viết logographic
Machine-translated — suggest a fix
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “radical” mean?
Of or pertaining to the root of a plant.
Is “radical” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.