Dictionary.com
Thesaurus.com
Jump to:
  • logy
    logy
    adjective
    lacking physical or mental energy or vitality; sluggish; dull; lethargic.
  • -logy
    -logy
    a combining form used in the names of sciences or bodies of knowledge.

logy

1 American  
[loh-gee] / ˈloʊ gi /

adjective

logier, logiest
  1. lacking physical or mental energy or vitality; sluggish; dull; lethargic.


-logy 2 American  
  1. a combining form used in the names of sciences or bodies of knowledge.

    paleontology; theology.

  2. a termination of nouns referring to writing, discourses, collections, etc..

    trilogy; martyrology.


-logy 1 British  

combining form

  1. indicating the science or study of

    musicology

  2. indicating writing, discourse, or body of writings

    trilogy

    phraseology

    martyrology

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

logy 2 British  
/ ˈləʊɡɪ /

adjective

  1. dull or listless

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of logy1

1840–50, perhaps < Dutch log heavy, cumbersome + -y 1

Origin of -logy2

Middle English -logie < Latin -logia < Greek. See -logue, -y 3

Explanation

If you're logy, you're slow and listless, not reacting quickly. Most coffee drinkers start the day off in a logy state, before they've had their first cup. Hot, humid weather makes some people logy, and so does missing an hour or two of sleep. When your dog wakes from the anesthesia after having his teeth cleaned at the vet, he might be logy and groggy for a while before he can walk in a straight line. The adjective logy, coined in the U.S. and primarily used in North America, is fairly uncommon today. The root may be the Dutch log, "heavy or dull."

Keep Reading on Vocabulary.com

Vocabulary lists containing logy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Lithos is Greek for stone and -logy comes from the Greek word for doctrine or science.

From Textbooks • Jan. 1, 2017

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "logy" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com