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Definition of needleless
needleless
/ˈniːd.ləs/
nee · dle · less
needleless Lexical Profile
CEFR
C1
Grade
9
Tier
2
Usage
Rare
Syllables
2
needleless Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Operating or designed without a needle, especially referring to medical injection devices or industrial equipment.
Example
"The clinic introduced a needleless injector to administer vaccines with minimal discomfort for pediatric patients."
2
Having lost its needles or lacking needle-like leaves, as of a coniferous tree.
Example
"After the severe autumn drought, several pine trees stood brown and needleless along the ridge."
Synonyms
View all synonyms for needleless Antonyms
View all antonyms for needleless• Rhymes for needleless
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Cite this Entry
Wordmom. (2026). Definition of Needleless. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/needleless