heater

noun

heat·​er ˈhē-tər 

1

: one that heats

especially : a device that imparts heat or holds something to be heated

2

: fastball

Examples of heater in a Sentence

Recent Examples on the Web

Byron has not won a race this season and would need to go on an all-time heater to catch the leaders now. — Jordan Bianchi, New York Times, 7 Sep. 2026

Like his Odyssey co-star Anne Hathaway, Pattinson is coming to Oscar season on a heater. — Nate Jones, Vulture, 5 Sep. 2026

The heater was developed by Truma, a top name in RV HVAC equipment and accessories. — New Atlas, 2 Sep. 2026

Avoid speeding up the drying process with a hair dryer or placing boots next to a heater, since excessive heat can damage leather. — Jessica Safavimehr, Southern Living, 2 Sep. 2026

Word History

First Known Use

15th century, in the meaning defined at sense 1

Phrases Containing heater

• immersion heater
• quartz heater
• space heater
• water heater

Rhymes for heater

• beater
• cheater
• dieter
• eater
• liter
• litre
• meter
• metre
• neater
• praetor
• seater
• skeeter

Kids Definition

heater

noun

heat·​er ˈhēt-ər 

: a device that heats or holds something to be heated