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Lumper vs Undefined - What's the difference?

lumper | undefined |

As a noun lumper

is the viviparous eelpout or lumper can be extra labor hired by a trucking company to assist a driver and/or customer unloading or loading a truck.

As an adjective undefined is

lacking a definition or value.

lumper

English

Etymology 1

Noun

(en noun)
  • The viviparous eelpout.
    • Synonyms
    * lumpen, European eelpout

    Etymology 2

    Noun

    (en noun)
  • Extra labor hired by a trucking company to assist a driver and/or customer unloading or loading a truck.
  • (biology, linguistics) A scientist in one of various fields who prefers to keep categories such as species or dialects together in larger groups.
    • Antonyms
    * (one who uses broad categories) splitter

    Anagrams

    *

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined