What is another word for

key

key as in serving as an essential component
  • "a cardinal rule"
  • "the central cause of the problem"
  • "an example that was fundamental to the argument"
  • "computers are fundamental to modern industrial structure"

Synonyms

  • cardinal(Roman Catholic Church) one of a group of more than 100 prominent bishops in the Sacred College who advise the Pope and elect new Popes ; the number of elements in a mathematical set; a variable color averaging a vivid red ; crested thick-billed North American finch having bright red plumage in the male ; serving as an essential component; being or denoting a numerical quantity but not order
  • centrala workplace that serves as a telecommunications facility where lines from telephones can be connected together to permit communication ; serving as an essential component; in or near a center or constituting a center
  • fundamentalany factor that could be considered important to the understanding of a particular business; the lowest tone of a harmonic series ; serving as an essential component; being or involving basic facts or principles; far-reaching and thoroughgoing in effect especially on the nature of something
  • primalserving as an essential component; having existed from the beginning
key as in identify as in botany or biology, for example

    Synonyms

    • identifyrecognize as being; give the name or identifying characteristics of; consider (oneself) as similar to somebody else; conceive of as united or associated; identify as in botany or biology, for example ; consider to be equal or the same
    • discoverdiscover or determine the existence, presence, or fact of; get to know or become aware of, usually accidentally; make a discovery, make a new finding; make a discovery; find unexpectedly; make known to the public information that was previously known only to a few people or that was meant to be kept a secret; see for the first time; identify as in botany or biology, for example
    • key outidentify as in botany or biology, for example
    • distinguishmark as different; detect with the senses; be a distinctive feature, attribute, or trait; make conspicuous or noteworthy ; identify as in botany or biology, for example
    • describegive a description of; to give an account or representation of in words; make a mark or lines on a surface; identify as in botany or biology, for example
    • namea language unit by which a person or thing is known; a person's reputation; family based on male descent; a well-known or notable person; by the sanction or authority of; a defamatory or abusive word or phrase ; assign a specified (usually proper) proper name to; give the name or identifying characteristics of; charge with a function; create and charge with a task or function; mention and identify by name; make reference to; identify as in botany or biology, for example ; give or make a list of; determine or distinguish the nature of a problem or an illness through a diagnostic analysis
    key as in provide with a key
    • "We were keyed after the locks were changed in the building"
    key as in vandalize a car by scratching the sides with a key
    • "His new Mercedes was keyed last night in the parking lot"
    key as in regulate the musical pitch of
      key as in harmonize with or adjust to
      • "key one's actions to the voters' prevailing attitude"
      key as in metal device shaped in such a way that when it is inserted into the appropriate lock the lock's mechanism can be rotated
        key as in something crucial for explaining
        • "the key to development is economic integration"
        key as in pitch of the voice
        • "he spoke in a low key"
        key as in any of 24 major or minor diatonic scales that provide the tonal framework for a piece of music

          Synonyms

          • tonalityany of 24 major or minor diatonic scales that provide the tonal framework for a piece of music
          key as in a kilogram of a narcotic drug
          • "they were carrying two keys of heroin"
          key as in a winged often one-seed indehiscent fruit as of the ash or elm or maple

            Synonyms

            • samaraa winged often one-seed indehiscent fruit as of the ash or elm or maple
            • key fruita winged often one-seed indehiscent fruit as of the ash or elm or maple
            key as in United States lawyer and poet who wrote a poem after witnessing the British attack on Baltimore during the War of 1812
            • "the poem was later set to music and entitled `The Star-Spangled Banner' (1779-1843)"

            Synonyms

            • Keyserving as an essential component; identify as in botany or biology, for example ; provide with a key; vandalize a car by scratching the sides with a key; regulate the musical pitch of ; harmonize with or adjust to; metal device shaped in such a way that when it is inserted into the appropriate lock the lock's mechanism can be rotated ; something crucial for explaining; pitch of the voice; any of 24 major or minor diatonic scales that provide the tonal framework for a piece of music ; a kilogram of a narcotic drug; a winged often one-seed indehiscent fruit as of the ash or elm or maple ; United States lawyer and poet who wrote a poem after witnessing the British attack on Baltimore during the War of 1812; a coral reef off the southern coast of Florida ; (basketball) a space (including the foul line) in front of the basket at each end of a basketball court; a list of answers to a test; a list of words or phrases that explain symbols or abbreviations ; a generic term for any device whose possession entitles the holder to a means of access; mechanical device used to wind another device that is driven by a spring (as a clock) ; the central building block at the top of an arch or vault ; a lever (as in a keyboard) that actuates a mechanism when depressed
            • Francis Scott KeyUnited States lawyer and poet who wrote a poem after witnessing the British attack on Baltimore during the War of 1812
            key as in a coral reef off the southern coast of Florida

              Synonyms

              • caya coral reef off the southern coast of Florida
              • Florida keya coral reef off the southern coast of Florida
              key as in (basketball) a space (including the foul line) in front of the basket at each end of a basketball court
              • "usually painted a different color from the rest of the court"
              • "he hit a jump shot from the top of the key"
              • "he dominates play in the paint"

              Synonyms

              • paintmake a painting; apply paint to; make a painting of; apply a liquid to; a substance used as a coating to protect or decorate a surface (especially a mixture of pigment suspended in a liquid); (basketball) a space (including the foul line) in front of the basket at each end of a basketball court; makeup consisting of a pink or red powder applied to the cheeks
              key as in a list of answers to a test
              • "some students had stolen the key to the final exam"
              key as in a list of words or phrases that explain symbols or abbreviations
                key as in a generic term for any device whose possession entitles the holder to a means of access
                • "a safe-deposit box usually requires two keys to open it"
                key as in mechanical device used to wind another device that is driven by a spring (as a clock)

                  Synonyms

                  • windera worker who winds (e.g., a winch or clock or other mechanism) ; mechanical device used to wind another device that is driven by a spring (as a clock) ; mechanical device around which something can be wound
                  key as in the central building block at the top of an arch or vault

                    Synonyms

                    • keystonea central cohesive source of support and stability; the central building block at the top of an arch or vault
                    • headstonethe central building block at the top of an arch or vault ; a stone that is used to mark a grave
                    key as in a lever (as in a keyboard) that actuates a mechanism when depressed