Thesaurus.com
Dictionary.com
Definitions

under

[uhn-der] / ˈʌn dər /
ADVERB
below
Synonyms
WEAK
beneath bottom concealed by covered by down downward held down inferior lower nether on the bottom on the nether side on the underside pinned pressed down supporting to the bottom underneath
Antonyms
WEAK
above higher major more over primary up upward
ADVERB
secondary
Synonyms
WEAK
amenable belonging collateral consequent corollary dependent directed following governed in the power of included inferior junior lesser low lower obedient obeying reporting sub subject subjugated subordinate subsequent subservient subsidiary substract subsumed
Antonyms
WEAK
above higher major more over primary up upward

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.

For more than two centuries, scientists tried and failed to grow dolomite in the lab under conditions thought to match how it forms in nature.

From Science Daily • Apr. 20, 2026

The state’s population, meanwhile, grew from just under 20 million in 2014 to 23.4 million in 2025.

From Barron's • Apr. 20, 2026

The net losses often were clustered in lower age groups, mainly those aged 44 and under.

From The Wall Street Journal • Apr. 20, 2026

The network has grown fourfold from under 300km to more than 1,000km by 2025.

From BBC • Apr. 19, 2026

A tear slips out, followed by another and another, and I slide my fingertips under my eyes, wiping them away.

From "Red Flags and Butterflies" by Sheryl Azzam