Online Google Dictionary

persistent 中文解釋 wordnet sense Collocation Usage
Adjective
/pərˈsistənt/,
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Continuing firmly or obstinately in a course of action in spite of difficulty or opposition,
  1. Continuing firmly or obstinately in a course of action in spite of difficulty or opposition
    • - one of the government's most persistent critics
  2. Characterized by a specified habitual behavior pattern, esp. a dishonest or undesirable one
    • - they accused officials of persistent discrimination
  3. Continuing to exist or endure over a prolonged period
    • - persistent rain will affect many areas
  4. Occurring repeatedly over a prolonged period
    • - persistent reports of human rights abuses by the military
  5. (of a chemical or radioactivity) Remaining within the environment for a long time after its introduction
    • - PCBs are persistent environmental contaminants
  6. (of a part of an animal or plant, such as a horn, leaf, etc.) Remaining attached instead of falling off in the normal manner


  1. never-ceasing; "the relentless beat of the drums"
  2. haunting: continually recurring to the mind; "haunting memories"; "the cathedral organ and the distant voices have a haunting beauty"- Claudia Cassidy
  3. retained; not shed; "persistent leaves remain attached past maturity"; "the persistent gills of fishes"
  4. dogged: stubbornly unyielding; "dogged persistence"; "dour determination"; "the most vocal and pertinacious of all the critics"; "a mind not gifted to discover truth but tenacious to hold it"- T.S.Eliot; "men tenacious of opinion"
  5. (persistence) continuity: the property of a continuous and connected period of time
  6. (persistence) perseverance: the act of persisting or persevering; continuing or repeating behavior; "his perseveration continued to the point where it was no longer appropriate"
  7. (Persistence (linguistics)) In linguistics, persistence (as defined by Paul Hopper), refers to one of the five principles by which you can detect grammaticalization while it is taking place. The other four are: layering, divergence, specialization, and de-categorialization.
  8. (Persistence (log canoe)) The Persistence is a Chesapeake Bay log canoe, built in the 1890s, possibly by John B. Harrison in Tilghman, Maryland. She measures 32'-4 1/2" long, with a beam of 6'-11 1/2" and is double-ended with no longhead on her bow. ...
  9. (Persistence (programming)) Persistence in computer science refers to the characteristic of state that outlives the process that created it. Without this capability, state would only exist in RAM, and would be lost when this RAM loses power, such as a computer shutdown.
  10. Obstinately refusing to give up or let go; Insistently repetitive; Indefinitely continuous; Lasting past maturity without falling off; About some data or data structures: existing after the execution of the program. ...
  11. (persistence) The property of being persistent; Of data, continuing to exist after the execution of the program; Referring to the previous day's weather (particularly temperature and precipitation statistics)
  12. (persistence) The ability of the Object COBOL run-time system to remember the state of all objects in the system between runs. It does this by storing all objects in an indexed file. Persistence is an Early Release feature of Object COBOL.
  13. Display persistence is unit of time required for the phosphor in a CRT display to lose all of its charge.
  14. (Persistence) Ability of a substance to remain active over a period of time.
  15. (persistence) A term often used in object-oriented technology to describe data that is stored in a static medium, such as a disk file or database. The data is said to "persist" even after the application that created it is no longer in memory. ...
  16. (persistence) In a monitor, the quality of the phosphor chemical that indicates how long the glow caused by the electrons striking the phosphor will remain onscreen.
  17. (Persistence) Refers to the length of time a compound stays in the environment, once introduced.
  18. (PERSISTENCE) When the pain is always present.
  19. (PERSISTENCE) means that a substance resists natural degradation, builds up over time in the environment, and can be distributed globally on currents of wind and water.
  20. (Persistence) (collection of essays, co-edited with Roxanne Kurtz) forthcoming, MIT Press 2005.
  21. (Persistence) A student who continues to re-enroll toward an academic goal.
  22. (Persistence) A way to access data in database through a business model instead of manually using low-level APIs like JDBC. Also know as Object-relational mapping (ORM) when connected to relational databases (RDBMS). ...
  23. (Persistence) Group Chat feature that enables Group Chat content to be retained after the end of a Group Chat session and accessed on an ongoing basis.
  24. (Persistence) Howard Eichenbaum, John Lisman (I), Richard Thompson
  25. (Persistence) If I ignore all activity older than an hour, how much do I miss? Are messages expected to be ephemeral or persistent? Is it even possible to send messages at all times?