cone

Meaning

Noun

1. A surface of revolution formed by rotating a segment of a line around another line that intersects the first line.
2. A solid of revolution formed by rotating a triangle around one of its altitudes.
3. A space formed by taking the direct product of a given space with a closed interval and identifying all of one end to a point.
4. Anything shaped like a cone.
5. The fruit of a conifer.
6. A cone-shaped flower head of various plants, such as banksias and proteas.
7. An ice cream cone.
8. A traffic cone
9. A unit of volume, applied solely to marijuana and only while it is in a smokable state; roughly 1.5 cubic centimetres, depending on use.
10. Any of the small cone-shaped structures in the retina.
11. (slang) The bowl piece on a bong.
12. (slang) The process of smoking cannabis in a bong.
13. (slang) A cone-shaped cannabis joint.
14. (slang) A passenger on a cruise ship (so-called by employees after traffic cones, from the need to navigate around them)
15. An object V together with an arrow going from V to each object of a diagram such that for any arrow A in the diagram, the pair of arrows from V which subtend A also commute with it. (Then V can be said to be the cone’s vertex and the diagram which the cone subtends can be said to be its base.)
16. A shell of the genus Conus, having a conical form.
17. A set of formal languages with certain desirable closure properties, in particular those of the regular languages, the context-free languages and the recursively enumerable languages.

Verb

1. To fashion into the shape of a cone.
2. To form a cone shape.
3. To segregate or delineate an area using traffic cones.

Synonyms

strobile

taper

cone cell

pyramid

strobilus

retinal cone

conoid

cone shape

pin

cone-shaped

conical surface

cornet

cotter

cusk

dowel pin

fir cone

fir tree

flower

🌸

funnel

hill

lobe

mountain

⛰️

ninepin

peak

peg

penetrator

pine cone

raceme

skittle

stop

🛑

spile

stopple

tap

tenon

torsk

volcanic cone

Brosme brosme

Brosmius

skittle pin

globe daisy

circular cone

cone diaphragm

pyramis ossis temporatis

conical contour

spigot

awl

bell

🔔

bit

bowling pin

bur

burr

case

cob

Pronounced as (IPA)

/ˈkəʊn/

Etymology

From Middle English cone (“corner, angle”) and conoun (“cone”), from Medieval Latin cōnus, cōnon (“cone, wedge, peak”), from Ancient Greek κῶνος (kônos, “cone, spinning top, pine cone”). Reinforced by Middle French cone, from the same Graeco-Latin source.