needle


needle

noun

Definition of NEEDLE

1
a slender hollow instrument by which material is put into or taken from the body through the skin <the nurse inserted the needle into his vein and collected some blood for testing>
2
an arrow-shaped piece on a dial or scale for registering information <simply by reading the compass needle you should be able to figure out in which direction we're heading>
Related Words dial, face, gauge (also gage)

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