Definition of trifurcate in English:

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Pronunciation: /ˈtrīfərˌkāt/
[no object]
Divide into three branches or forks.
Example sentences
  • In the ventral part, the costae are bi- or trifurcated.
  • On the other hand, subtrees) and) are trifurcating, and we need to resolve them to find the optimal tree.
  • The highly centralized hub-and-spoke system - centralized for the airlines, not us - now regularly bifurcates and often trifurcates even an hour's flight time as the crow flies into a four-hour series of legs.


(also trifurcated)
Divided into three branches or forks.
Example sentences
  • Bittner separated his specimens of tyrolensiform daonellids found in the Himalayas from D. (A.) tyrolensis based on their lack of a regular pattern of trifurcate costae.
  • The medial imprint also has a trifurcate anterior margin.
  • Ray repeatedly as many as five times trifurcate at their tips.



Pronunciation: /ˌtrīfərˈkāSHən/
Example sentences
  • Some paratypes also show adductor scars similar to D. (A.) tyrolensis, and the typical trifurcation of the primary costae is usually detectable.
  • Because of the moderate preservation of the specimens, it is unclear whether all branching was originally via trifurcations or whether some bifurcations occurred.
  • Neither the examined type material nor the figured specimens of Campbell show the typical tyrolensiform trifurcation pattern.


Mid 19th century: from Latin trifurcus 'three-forked' (from tri- 'three' + furca 'fork') + -ate2.

For editors and proofreaders

Syllabification: tri·fur·cate

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