variants or less commonly loggy
logier; logiest

-logy

2 of 2

noun combining form

1
: oral or written expression
phraseology
2
: doctrine : theory : science
ethnology

Examples of logy in a Sentence

Adjective the next morning I was feeling logy, having stayed up half the night

Word History

Etymology

Adjective

perhaps from Dutch log heavy; akin to Middle Low German luggich lazy

Noun combining form

French -logie, from Latin -logia, from Greek, from logos word

First Known Use

Adjective

1847, in the meaning defined above

Time Traveler
The first known use of logy was in 1847

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Cite this Entry

“Logy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/logy. Accessed 24 Mar. 2025.

Kids Definition

logy

1 of 2 adjective
logier; logiest
loginess
-gē-nəs
noun

-logy

2 of 2 noun combining form
-l·​o·​gy
l-ə-jē
: doctrine : theory : science
biology
Etymology

Noun combining form

derived from Greek logos "word"

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