helmet

noun

hel·​met ˈhel-mət 

1

: a covering or enclosing headpiece of ancient or medieval armor see armor illustration

2

: any of various protective head coverings usually made of a hard material to resist impact

3

: something resembling a helmet

helmeted

ˈhel-mə-təd 

adjective

helmetlike

ˈhel-mət-ˌlīk 

adjective

Examples of helmet in a Sentence

Recent Examples on the Web

His company, and others, provide wet suits, water jackets, life jackets and helmets. —Chris Biderman, Sacramento Bee, 7 June 2024

After the show’s initial episodes aired, viewers raised concerns about its characters not wearing seatbelts and bike helmets, prompting a change in the following episodes. —Amanda Gerut, Fortune Europe, 1 June 2024

Many protesters wore helmets and goggles and covered their faces with keffiyehs and masks. —Jenny Jarvie, Los Angeles Times, 31 May 2024

Finding the perfect bike helmet can come down to personal preference, but one thing is certain: helmets are necessary to protect any bike riders in any scenario. —Mason Leib, ABC News, 22 May 2024

Word History

Etymology

Middle English, from Middle French, diminutive of helme helmet, of Germanic origin; akin to Old English helm helmet, Old High German helan to conceal — more at hell

First Known Use

15th century, in the meaning defined at sense 1

Phrases Containing helmet

• crash helmet
• pith helmet

Kids Definition

helmet

noun

hel·​met ˈhel-mət 

1

: a covering or enclosing headpiece of armor

2

: any of various protective head coverings usually made of a hard material

helmetlike

-ˌlīk 

adjective