Definition of needleless in English:

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Pronunciation: /ˈniːd(ə)lləs/


1Functioning or carried out without the use of a hypodermic needle: a needleless syringe needleless acupuncture
More example sentences
  • Once you have mastered all the steps leading up to the actual needle stick, you may proceed with a needleless syringe.
  • All too often, clinicians themselves don't know that there is a needleless alternative.
  • Your region, facility or agency may have additional strategies in place, such as "needleless" systems, to minimize the risk of needlestick injury.
2(Of a fir or pine tree) having lost its leaves: a spindly, mostly needleless tree
More example sentences
  • Twenty years ago, the mountainsides around Dillon were a lush green; these days, they’re gray with needleless trees.
  • In winter when these trees are needleless, you can really appreciate the whorled symmetry of conifer trees.
  • Brown, needleless conifers seem to be everywhere you turn.
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