Definition of terminus in English:

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Pronunciation: /ˈtərmənəs/

noun (plural termini /-nī/ or terminuses)

1A final point in space or time; an end or extremity: the exhibition’s terminus is 1962
More example sentences
  • ‘The beginning and end of each day take place in the bath, so this space is a terminus and a beginning,’ he says.
  • On that day the largest flood in living memory swept from the terminus (bottom end) of Skeidarár Glacier.
  • But it may not be a proper concession if the terminus is at the end of each trial day, so we will just have to check that.
1.1 Biochemistry The end of a polypeptide or polynucleotide chain or similar long molecule.
Example sentences
  • The dashed vertical line indicates the end of the amino terminus and the beginning of the helicase domain.
  • In water, however, the helical structure is retained only in the termini of the peptide, and is completely lost in its center.
  • The protection of the chromosome end arguably depends on the structure of the telomeric terminus - the absolute end of the chromosome.
2chiefly British The end of a railroad or other transportation route, or a station at such a point; a terminal.
Example sentences
  • The visibility of such people in London railway termini or at suburban stations made them very noticeable to contemporaries.
  • The covered part of what was the railway terminus has become the waiting lounge, it is decked out like an airport departure lounge, well I suppose really it is.
  • The great Victorian railway termini of London give rise to lines that snake out across the city atop stolid red-brick viaducts.
2.1An oil or gas terminal.
3 Architecture A figure of a human bust or an animal ending in a square pillar from which it appears to spring, originally used as a boundary marker in ancient Rome.


Mid 16th century (in the sense 'final point in space or time'): from Latin, 'end, limit, boundary'.

Words that rhyme with terminus

conterminous, coterminous, verminous

For editors and proofreaders

Syllabification: ter·mi·nus

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