Meaning & use

arborescence

noun·Advancedformaltechnical

Last updated

UK/ˌɑːbəˈresns/
US/ˌɑːrbəˈresns/

Meanings

  1. noununcountable

    The quality of resembling a tree, especially by growing or spreading out in many branches.

    Grammar: Usually has no plural and no article: the arborescence of the coral.

    Patterns

    • the arborescence of something

    The arborescence of the frost patterns on the window made them look like tiny forests.

    Botanists noted the arborescence of the shrub, which sent up a dozen branching stems.

    Mineral deposits sometimes show a delicate arborescence in the rock.

  2. nouncountablemathematicstechnical

    In graph theory, a directed graph in which one chosen vertex, the root, has exactly one path leading to every other vertex.

    Grammar: Counts as a normal noun here: one arborescence, two arborescences.

    Patterns

    • an arborescence rooted at something

    The algorithm finds a minimum-cost arborescence rooted at the main server.

    Every arborescence on n vertices has exactly n minus one edges.

    She drew an arborescence to show how messages spread from the source.

Word forms

pluralarborescences

Common combinations

delicate arborescence
The ice formed a delicate arborescence across the glass.
fractal arborescence
Lightning leaves a fractal arborescence in the sky.
minimum arborescence
The program computes a minimum arborescence of the network.
spanning arborescence
A spanning arborescence reaches every node in the graph.
arborescence of branches
The arborescence of branches blocked most of the light.

Synonyms and how they differ

branching
Branching is the plain, everyday word for the same pattern, while arborescence sounds scientific or literary.
ramification
Ramification stresses the splitting into branches and often applies to consequences, whereas arborescence stresses the tree-like look.
dendrite
A dendrite is a single branching structure such as a nerve ending or crystal, while arborescence names the overall quality or form.

Word family

arborescent adjective
tree-like in form or growth
arboreal adjective
living in or relating to trees
arboretum noun
a garden where many kinds of trees are grown
arborist noun
a person who looks after trees

Commonly confused: arborescence or arboriculture?

arborescence vs arboriculture

Arboriculture is the cultivation and care of trees, not the tree-like shape of something.

Practice

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