clopyralid
The selective herbicide 3,6-dichloro-2-pyridinecarboxylic acid used to control thistles and clover etc.

closedown
The point when a radio or television station shuts down transmission and goes off the air for a predetermined period, as used to happen overnight.

closedowns
plural of closedown

closestool
Alternative form of close-stool.

closestools
plural of closestool

clothesyard
The outdoor area of a house that is used for drying washing

clothesyards
plural of clothesyard

cloudbuster
A pseudoscientific device supposed to drain clouds of orgone and thus cause rain.

cloudbusters
plural of cloudbuster

clownheal
The herb Stachys palustris, supposedly used to heal wounds to the feet made with a scythe

clownheals
plural of clownheal

clubroom
A room used for club activities

clubrooms
plural of clubroom

cludge
A toilet.
Alternative spelling of kludge.

cluestick
Alternative form of clue stick.

cluesticks
plural of cluestick

clutchplate
One of the plates in a clutch (device used in engine etc.).

clutchplates
plural of clutchplate

cmdlet
A specialized .NET class implementing a particular operation in Windows PowerShell.

cmdlets
plural of cmdlet

coachhorse
A horse used to pull coaches

coachhorses
plural of coachhorse

coachwhipping
a form of decorative square sennit work used for covering stanchions

coagulometer
A device used to measure the ability of the blood to coagulate (and the time taken to do so).

coagulometers
plural of coagulometer

coalcutter
A device for cutting coal out of the rock face in a coal mine.

coalcutters
plural of coalcutter

coalescer
Any of several devices used to perform coalescence; especially to make the fatty elements of an emulsion to coalesce into larger droplets in order to facilitate their separation.

coalescers
plural of coalescer

coalrake
A rake used to stir the coals / ashes in a furnace or oven

coalrakes
plural of coalrake

coastline
The shape, outline, or boundary of a coast. (The term coastline is generally used to describe the approximate boundaries at relatively large spatial scales.)

coastlines
plural of coastline

coathanger
Alternative spelling of coat hanger.

coathangers
plural of coathanger

coatomer
A soluble seven-protein complex which is a precursor of coat protein I (COPI), which plays a key role in Golgi apparatus vesicle formation

coatomers
plural of coatomer

coblator
A device used in coblation

coblators
plural of coblator

coccagee
A variety of apple used to make cider

coccagees
plural of coccagee

cockermeg
An arrangement of pit props used to support a coalface

cockermegs
plural of cockermeg

cockmatch
A cockfight.

cockmatches
plural of cockmatch

cocksleeve
Synonym of penis sleeve.
A person in whom another puts their penis.

cocksleeves
plural of cocksleeve

coclass
The coclass of a finite p-group of order pⁿ is n - c, where c is the class.
A class that implements a COM (Common Object Model) interface.

coclasses
plural of coclass

coda
A passage that brings a movement or piece to a conclusion through prolongation.
The optional final sound of a syllable or word, occurring after its nucleus and usually composed of one or more consonants.
In seismograms, the gradual return to baseline after a seismic event. The length of the coda can be used to estimate event magnitude, and the shape sometimes reveals details of subsurface structures.
A conclusion (of a statement or event, for example), final portion, tail end.
A series of clicks used by sperm whales for communicating with each other.

codas
plural of coda

codebase
The body of source code used to create a particular computer program or software component.

codebases
plural of codebase

codec
A device or program capable of performing transformations on a data stream or signal.
A media coding format.

codecs
plural of codec

codehead
A computer programming enthusiast.

codeheads
plural of codehead

codename
Alternative form of code name.

coder
A device that generates a code, often as a series of pulses.
A person who assigns codes or classifications.
A programmer (computer programmer).

coders
plural of coder

codrug
Two synergistic drugs chemically linked together, in order to improve the drug delivery properties (possibly by different mechanisms) of one or both drugs.

codrugs
plural of codrug

coelostat
A device that rotates a telescope so as to keep its orientation constant with relation to the stars.

coelostats
plural of coelostat

coenhancement
An enhancement that is implemented with another related one

coenhancements
plural of coenhancement

coenopterid
A fern of the Coenopteridale order, which is a taxon that is no longer used, but which used to represent ferns from the Devonian period into the Permian.

coenopterids
plural of coenopterid

coercimeter
An instrument for measuring magnetic coercivity.

coercimeters
plural of coercimeter

coffeemill
Alternative form of coffee mill.

coffeemills
plural of coffeemill

coffer
A strong chest or box used for keeping money or valuables safe.
An ornamental sunken panel in a ceiling or dome.
A cofferdam.
A supply or store of money, often belonging to an organization.
A trench dug in the bottom of a dry moat, and extending across it, to enable the besieged to defend it with raking fire.

coffers
plural of coffer

cognisance
Alternative spelling of cognizance.

cognisances
plural of cognisance

cognizance
An emblem, badge or device, used as a distinguishing mark by the body of retainers of a royal or noble house.
Notice or awareness.
Jurisdiction.

cognizances
plural of cognizance

cognizaunce
Obsolete form of cognizance.

cognizaunces
plural of cognizaunce

cognovit
An instrument in writing whereby a defendant in an action acknowledges a plaintiff's demand to be just.

cognovits
plural of cognovit

cohesive
Having cohesion.

cohesives
plural of cohesive

cohobator
A device for cohobating.

cohobators
plural of cohobator

coilgun
Any of various devices that use electromagnets to accelerate a magnetic projectile via non contact means

coilguns
plural of coilgun

coinslot
Alternative spelling of coin slot.

coinslots
plural of coinslot

coinstaller
A DLL that aids in the installation of a hardware device, chiefly by updating files.

coinstallers
plural of coinstaller

cokeworks
An industrial plant in which coal is used to produce coke.

cokuloris
Alternative form of cucoloris.

cokulorises
plural of cokuloris

coldcock
Alternative form of cold cock.

colestaff
Alternative form of colstaff.

colestaves
plural of colestaff

colic
Severe pains that grip the abdomen or the disease that causes such pains (due to intestinal or bowel-related problems).
Severe fussiness and crying, especially of infants with certain medical conditions.
A medicinal plant used to relieve such symptoms.

colick
Archaic spelling of colic.

colics
plural of colic

colicweed
Alternative form of colic weed.

collamer
A collagen copolymer used to make biocompatible lenses

collarstud
Alternative form of collar stud.

collarstuds
plural of collarstud

collascope
An instrument designed to inspect the cervix before childbirth

collascopes
plural of collascope

collectives
plural of collective

collet
A band, flange, ferrule, or collar, designed to grip and hold a tool or a workpiece under proper control, and usually to release it under control thereafter; such a collet usually is made of a hard, springy material, especially a metal.
The rim (of a ring) within which a jewel is set.
In an embryonic plant, the transition zone between the root and the hypocotyl (not clearly distinguishable in most plants.)

collets
plural of collet

collimator
An optical device that generates a parallel beam of light. Often used to compensate for laser beam divergence.
A similar device that produces a parallel beam of particles such as neutrons.
A small telescope attached to a larger one, used to point it in the correct general direction.

collimators
plural of collimator