different between knurl vs protuberance

English

Etymology

knur +? -le (“diminutive”), from Middle English knarre (“knot in wood”), earlier sense “a stone”, likely influenced by Old Norse kn?rr.

gnarl is a later variant, from gnarled, via knurled.

Pronunciation

• (UK) IPA^(key): /n??l/
• (US) IPA^(key): /n?l/
• Rhymes: -??(?)l

Noun

knurl (plural knurls)

1. A contorted knot in wood.
2. A crossgrained protuberance; a nodule; a boss or projection.
3. A lined or crossgrained pattern of ridges or indentations rolled or pressed into a part for grip.

Translations

Verb

knurl (third-person singular simple present knurls, present participle knurling, simple past and past participle knurled)

1. To roll or press a pattern of ridges or indentations into a part for grip.

References

English

Etymology

From French protubérance, from Latin pr?tub?rantia (“bulge; protuberance”), from pr? + t?ber (“swelling; protuberance”) + -antia (“-ance”).

Pronunciation

• (UK) IPA^(key): /p????tju?b???ns/
• (US) IPA^(key): /p?o??tu?b???ns/

Noun

protuberance (plural protuberances)

1. A bulge, knob, swelling, spine or anything that protrudes.
   • 1989 — Ben Aaronovitch, Remembrance of the Daleks

     Ever since their creation the Daleks have been attempting to conquer and enslave as much of the universe as they could get their grubby little protuberances on.

   Synonyms: bulge, bump, protrusion

Related terms

• protuberant

Translations