What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Contain vs Constrain - What's the difference?

contain | constrain |

In transitive terms the difference between contain and constrain

is that contain is to put constraint upon; to restrain; to confine; to keep within bounds while constrain is to reduce a result in response to limited resources.

contain

English

Verb

(en verb)
  • (lb) To hold inside.
  • *
  • At half-past nine on this Saturday evening, the parlour of the Salutation Inn, High Holborn, contained most of its customary visitors.In former days every tavern of repute kept such a room for its own select circle, a club, or society, of habitués, who met every evening, for a pipe and a cheerful glass.
  • * {{quote-magazine, date=2013-07-20, volume=408, issue=8845, magazine=(The Economist)
  • , title= Welcome to the plastisphere , passage=[The researchers] noticed many of their pieces of [plastic marine] debris sported surface pits around two microns across. Such pits are about the size of a bacterial cell. Closer examination showed that some of these pits did, indeed, contain bacteria,
  • (lb) To include as a part.
  • * {{quote-magazine, date=2014-04-21, volume=411, issue=8884, magazine=(The Economist)
  • , title= Subtle effects , passage=Manganism has been known about since the 19th century, when miners exposed to ores containing manganese, a silvery metal, began to totter, slur their speech and behave like someone inebriated.}}
  • (lb) To put constraint upon; to restrain; to confine; to keep within bounds.
  • * (Edmund Spenser) (c.1552–1599)
  • The king's person contains the unruly people from evil occasions.
  • * (William Shakespeare) (1564-1616)
  • Fear not, my lord: we can contain ourselves.
  • *
  • Athelstan Arundel walked home all the way, foaming and raging. No omnibus, cab, or conveyance ever built could contain a young man in such a rage. His mother lived at Pembridge Square, which is four good measured miles from Lincoln's Inn.
  • To have as an element.
  • To restrain desire; to live in continence or chastity.
  • * Bible, vii. 9.
  • But if they can not contain , let them marry.

    Synonyms

    * (hold inside) enclose, inhold * (include as part) comprise, embody, incorporate, inhold * (limit by restraint) control, curb, repress, restrain, restrict, stifle

    Antonyms

    * (include as part) exclude, omit * (limit by restraint) release, vent

    constrain

    English

    Verb

    (en verb)
  • To force physically, by strong persuasion or pressurizing; to compel; to oblige.
  • To keep within close bounds; to confine.
  • To reduce a result in response to limited resources.
  • Derived terms

    * (l)