PROTRUSION

Pronunciation (US):

(GB):

 Dictionary entry overview: What does protrusion mean? 

• PROTRUSION (noun)
  The noun PROTRUSION has 2 senses:

1. something that bulges out or is protuberant or projects from its surroundings

2. the act of projecting out from something

  Familiarity information: PROTRUSION used as a noun is rare.

 Dictionary entry details 

• PROTRUSION (noun)

Sense 1

Meaning:

Something that bulges out or is protuberant or projects from its surroundings

Classified under:

Nouns denoting two and three dimensional shapes

Synonyms:

bulge; bump; excrescence; extrusion; gibbosity; gibbousness; hump; jut; prominence; protrusion; protuberance; swelling

Context example:

the bony excrescence between its horns

Hypernyms ("protrusion" is a kind of...):

projection (any solid convex shape that juts out from something)

Hyponyms (each of the following is a kind of "protrusion"):

frontal eminence (either prominence of the frontal bone above each orbit)

occipital protuberance (prominence on the outer surface of the occipital bone)

belly (a part that bulges deeply)

caput (a headlike protuberance on an organ or structure)

mogul (a bump on a ski slope)

nub; nubble (a small lump or protuberance)

snag (a sharp protuberance)

wart (any small rounded protuberance (as on certain plants or animals))

Derivation:

protrude (swell or protrude outwards)

protrude (bulge outward)

Sense 2

Meaning:

The act of projecting out from something

Classified under:

Nouns denoting acts or actions

Synonyms:

jut; jutting; projection; protrusion

Hypernyms ("protrusion" is a kind of...):

change of shape (an action that changes the shape of something)

Derivation:

protrude (extend out or project in space)

 Context examples 

When the protrusion includes the meninges, the term encephalomeningocele is used.

(Encephalocele, NCI Thesaurus)

The protrusion of part of an organ or fibroadipose tissue through an abnormal opening.

(Hernia, NCI Thesaurus)

A finding of protrusion of the intestinal stoma (surgically created opening on the surface of the body) above the abdominal surface.

(Intestinal Stoma Prolapse, NCI Thesaurus/CTCAE)

An intestinal stoma complication characterized by protrusion of the stoma above the abdominal surface.

(Intestinal Stoma Prolapse, NCI Thesaurus)

This protrusion contains bundles of long, crosslinked actin filaments.

(Filopodia, NCI Thesaurus)

Flat protrusions called lamellipodia form in the direction of movement.

(New Mechanism of Cell Movement Revealed, NIH)

The protrusion is above the skin surface.

(Cervical Myelomeningocele, NCI Thesaurus)

Protrusion of a loop or knuckle of an organ or tissue through an abnormal opening.

(Hernia, NLM, Medical Subject Headings)

The protrusion of a sac-like structure containing fibroadipose tissue through an abnormal opening in the inguinal region.

(Inguinal Hernia, NCI Thesaurus)

A degenerative, structural disorder of the eye, characterized by a cone-shaped protrusion of the cornea.

(Keratoconus, NCI Thesaurus)