CONE

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does cone mean? 

• CONE (noun)
  The noun CONE has 4 senses:

1. any cone-shaped artifact

2. a shape whose base is a circle and whose sides taper up to a point

3. cone-shaped mass of ovule- or spore-bearing scales or bracts

4. a visual receptor cell in the retina that is sensitive to bright light and to color

  Familiarity information: CONE used as a noun is uncommon.

• CONE (verb)
  The verb CONE has 1 sense:

1. make cone-shaped

  Familiarity information: CONE used as a verb is very rare.

 Dictionary entry details 

• CONE (noun)

Sense 1

Meaning:

Any cone-shaped artifact

Classified under:

Nouns denoting man-made objects

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

artefact; artifact (a man-made object taken as a whole)

Derivation:

cone (make cone-shaped)

conic; conical (relating to or resembling a cone)

Sense 2

Meaning:

A shape whose base is a circle and whose sides taper up to a point

Classified under:

Nouns denoting two and three dimensional shapes

Synonyms:

cone; cone shape; conoid

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

round shape (a shape that is curved and without sharp angles)

Meronyms (parts of "cone"):

peak; point; tip (a V shape)

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

funnel; funnel shape (a conical shape with a wider and a narrower opening at the two ends)

Derivation:

cone (make cone-shaped)

conic; conical (relating to or resembling a cone)

Sense 3

Meaning:

Cone-shaped mass of ovule- or spore-bearing scales or bracts

Classified under:

Nouns denoting plants

Synonyms:

cone; strobile; strobilus

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

reproductive structure (the parts of a plant involved in its reproduction)

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

fir cone (the seed-producing cone of a fir tree)

galbulus (the seed-producing cone of a cypress tree)

pinecone (the seed-producing cone of a pine tree)

Holonyms ("cone" is a part of...):

conifer; coniferous tree (any gymnospermous tree or shrub bearing cones)

horsetail (perennial rushlike flowerless herbs with jointed hollow stems and narrow toothlike leaves that spread by creeping rhizomes; tend to become weedy; common in northern hemisphere; some in Africa and South America)

club-moss; club moss; lycopod (primitive evergreen moss-like plant with spores in club-shaped strobiles)

Derivation:

conical (relating to or resembling a cone)

Sense 4

Meaning:

A visual receptor cell in the retina that is sensitive to bright light and to color

Classified under:

Nouns denoting body parts

Synonyms:

cone; cone cell; retinal cone

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

visual cell (one of the cells of the retina that is sensitive to light)

Meronyms (parts of "cone"):

iodopsin (a violet photopigment in the retinal cones of the eyes of most vertebrates; plays a role in daylight vision)

Holonyms ("cone" is a part of...):

retina (the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve)

• CONE (verb)

Present simple: I / you / we / they cone    ... he / she / it cones   
Past simple: coned   
Past participle: coned   
-ing form: coning   

Sense 1

Meaning:

Make cone-shaped

Classified under:

Verbs of touching, hitting, tying, digging

Context example:

cone a tire

Hypernyms (to "cone" is one way to...):

bevel; chamfer (cut a bevel on; shape to a bevel)

Sentence frame:

Somebody ----s something

Derivation:

cone (any cone-shaped artifact)

cone (a shape whose base is a circle and whose sides taper up to a point)

 Context examples 

This protein plays a role in the phosphorylation of opsins which modulates the photoresponsiveness of cone cells.

(G Protein-Coupled Receptor Kinase 7, NCI Thesaurus)

Area consisting of a small depression in the retina containing only cones and where vision is most acute.

(Fovea Centralis, NCI Thesaurus)

A closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it, especially a plane not parallel to the base.

(Ellipse, NCI Thesaurus)

Treatment for cervical intraepithelial neoplasia grade 2/3 may include cryotherapy, laser therapy, loop electrosurgical procedure (LEEP), or cone biopsy to remove or destroy the abnormal tissue.

(Cervical intraepithelial neoplasia grade 2/3, NCI Dictionary)

This allele, which encodes G protein-coupled receptor kinase 7 protein, is involved in deactivation of cone opsins in the retina.

(GRK7 wt Allele, NCI Thesaurus)

Because this baseline signal from the red and green cones is suppressed, it looks like the blue cones are more active.

(New color vision pathway unveiled, NIH)

Rods and cones are the photoreceptors in the vertebrate retina.

(Murine Photoreceptors, Vertebrate, NLM, Medical Subject Headings)

Treatment for cervical squamous intraepithelial neoplasia 2 may include cryotherapy, laser therapy, loop electrosurgical procedure (LEEP), or cone biopsy to remove or destroy the abnormal tissue.

(Cervical squamous intraepithelial neoplasia 2, NCI Dictionary)

Treatment for cervical squamous intraepithelial neoplasia 3 may include cryotherapy, laser therapy, loop electrosurgical procedure (LEEP), or cone biopsy to remove or destroy the abnormal tissue.

(Cervical squamous intraepithelial neoplasia 3, NCI Dictionary)

This allele, which encodes netrin receptor DCC protein, plays a role in both axonal guidance and neuronal growth cone formation.

(DCC wt Allele, NCI Thesaurus)