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Definition of hummock

hummock

/ˈhʌm.ək/
hum · mock

Plural:hummocks
•
Adjective:hummocky
•
Past Simple:hummocked
•
Past Participle:hummocked
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Present Participle:hummocking
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hummock Lexical Profile

hummock Game Scores & Validity

• noun

1

A small hillock, knoll, or rounded mound of earth, peat, or vegetation rising above a level surface such as a marsh or bog.

Example

"The hikers stepped carefully from one grassy hummock to another to avoid sinking into the bog."


2

A ridge, pile, or uneven mound of ice pushed up on an ice field or floe by pressure.

Example

"The polar expedition had to haul their sledges over jagged hummocks of pack ice."

Synonyms
View all synonyms for hummock
Antonyms
View all antonyms for hummock

• verb

1

To form into or pile up in small mounds or ridges (especially of pack ice or soil).

Example

"Fierce arctic currents caused the sea ice to buckle and hummock along the coastline."

Word Nuance & Usage

Do not confuse 'hummock' (a small knoll or mound of earth or ice) with 'hammock' (a suspended bed made of canvas or rope).

• Rhymes for hummock

Word Origin & Etymology

First recorded in the mid-16th century as a nautical term used by mariners to describe a rounded hillock on the coast, possibly related to 'hump' with the diminutive suffix '-ock'.

Cite this Entry


Wordmom. (2026). Definition of Hummock. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/hummock
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