Synonyms of subzero

subzero

adjective

as in icy

below zero degrees

subzero temperatures

Related Words

• icy
• freezing
• cryogenic
• frigid
• cold
• arctic
• subfreezing
• ultracold
• chilly
• ice-cold
• frosty
• wintry
• polar
• gelid
• glacial
• cool
• numbing
• chill
• bone-chilling
• coolish
• bitter
• shivery
• coldish
• nippy
• algid
• penetrating
• brisk
• bracing
• cutting
• piercing
• cooled
• frozen
• snappy
• refrigerated
• nipping
• iced
• rigorous
• crisp
• unheated
• chilled
• frosted
• sharp
• keen
• invigorating

Dissimilar Words

• tepid
• warm
• lukewarm
• heated
• warmed
• overheated
• reheated
• tropical
• feverish
• snug
• equatorial
• muggy
• hot
• steamy
• warming
• inflamed
• boiling
• toasty
• sweltering
• broiling
• flushed
• torrid
• igneous
• burning
• fiery
• searing
• red-hot
• sizzling
• molten
• seething
• summery
• blazing
• white-hot
• ardent
• fervent
• fervid
• sultry
• roasting
• glowing
• piping hot
• scorching
• scalding
• canicular
• ultrahot

Example Sentences

Recent Examples of subzero

For many attendees, the event offered welcome relief and an excuse for a family outing after a harsh winter marked by subzero temperatures, nightly Russian drone and missile attacks and crippling power cuts. — Derek Gatopoulos, Chicago Tribune, 6 Apr. 2026

That’s partly because heat pumps work by extracting heat from outdoor air, compressing it and piping it indoors, a thermal magic trick that’s harder to perform in places with subzero winters. — Ben Christopher, Los Angeles Times, 1 Mar. 2026

Investigations continue as authorities work in temperatures up to 30 degrees below normal, and subzero wind chills in some cases, to piece together why deaths occurred. — Dinah Voyles Pulver, USA Today, 28 Jan. 2026

Big gusts and subzero wind chills have started replacing snow and sleet across the region, according to the National Weather Service. — Baltimore Sun Staff, Baltimore Sun, 27 Jan. 2026