different between discontinuity vs obstruction

English

Etymology

From Late Latin discontinuit?s, from discontinuus.

Pronunciation

• (Received Pronunciation) IPA^(key): /?d?sk?nt??nju??ti/
• (General American) IPA^(key): /?d?sk?nt??nu??ti/

Noun

discontinuity (plural discontinuities)

1. A lack of continuity, regularity or sequence; a break or gap. [from 16th c.]
   • 2012, George Dyson, Turing's Cathedral, Penguin 2013, p. 57:

     Shock waves are sudden discontinuities propagated in compressible media – usually air.

2. (mathematics) A point in the range of a function at which it is undefined or discontinuous. [from 19th c.]
3. (geology) a subterranean interface at which seismic velocities change

Derived terms

• Gutenberg discontinuity
• Mohorovi?i? discontinuity
• discontinuous

Translations

English

Etymology

From Latin obstructio (“hindrance”), from obstruo (“build against, block, stop”).

Pronunciation

• (UK) IPA^(key): /?b?st??k.??n/

Noun

obstruction (countable and uncountable, plural obstructions)

1. The act of obstructing, or state of being obstructed.
2. Something which obstructs or impedes, either intentionally or unintentionally

   Synonyms: obstacle, impediment, hindrance

3. The condition of having the natural powers obstructed in their usual course; the arrest of the vital functions; death.

Synonyms

• block
• hindrance
• impedance
• roadblock
• stop
• See also Thesaurus:hindrance

Derived terms

• deobstruction

Translations

French

Etymology

From Latin obstr?cti?.

Pronunciation

• IPA^(key): /?p.st?yk.sj??/

Noun

obstruction f (plural obstructions)

1. block (something that prevents passing)
2. obstruction

Further reading

• “obstruction” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Interlingua

Noun

obstruction (plural obstructiones)

1. obstruction