Share this entry

trihedron Line breaks: tri|he¦dron
Pronunciation: /trʌɪˈhiːdrən/

Definition of trihedron in English:

noun (plural trihedra trʌɪˈhiːdrə or trihedrons)

A solid figure having three sides or faces (in addition to the base or ends).
Example sentences
  • From now on, we will move trihedrons to restore their positions and colors, without moving dihedras.
  • A line making equal angles with the edges of a trihedron is called an isoclinal line of the trihedron.
  • If this antenna is perfect, the axes of the two trihedrons would be respectively parallel to each other.

Origin

Early 19th century: from tri- 'three' + -hedron, on the pattern of words such as polyhedron.

Definition of trihedron in:

Share this entry

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day innocuous
Pronunciation: ɪˈnɒkjʊəs
adjective
not harmful or offensive