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Taxonomy vs Ab - What's the difference?

taxonomy | ab |

As a noun taxonomy

is the science or the technique used to make a classification.

As a verb ab is

(first person singular present form of the negation verb).

taxonomy

English

(wikipedia taxonomy)

Noun

(taxonomies)
  • The science or the technique used to make a classification.
  • A classification; especially , a classification in a hierarchical system.
  • (taxonomy, uncountable) The science of finding, describing, classifying and naming organisms.

    • Synonyms

    * alpha taxonomy

    Derived terms

    * folk taxonomy * scientific taxonomy

    See also

    * classification * rank * taxon * domain * kingdom * subkingdom * superphylum * phylum * subphylum * class * subclass * infraclass * superorder * order * suborder * infraorder * parvorder * superfamily * family * subfamily * genus * species * subspecies * superregnum * regnum * subregnum * superphylum * phylum * subphylum * classis * subclassis * infraclassis * superordo * ordo * subordo * infraordo * taxon * superfamilia * familia * subfamilia * ontology

    ab

    English

    (wikipedia ab)

    Etymology 1

    Abbreviation of (abdominal) (muscles).

    Noun

    (en noun)
  • (informal) abdominal muscle.
  • * 2006 , H. Peter Steeves, The Things Themselves (page 75)
    • The bikinied models in most of the ESPN2 shows have abs . Many of the malnourished bikinied models in the commercials have visible rib cages. How did the two get conflated into a shared vision of beauty?
  • * 2010 , Bill Geiger, "6-pack Abs in 9 Weeks", Reps! 17:106
    • When possible, do your ab workout on a day when you're not training a major muscle group.
    Usage notes
    Most often used attributively. Substantive use is more common in the plural form (abs).

    Etymology 2

    Abbreviation of (abscess).

    Noun

    (en noun)
  • (slang) An abscess caused by injecting an illegal drug, usually heroin.

    • Etymology 3

    Abbreviations, see definitions.