headrigs
plural of headrig

headsit
An extreme backbend in which the top of the performer's head touches the buttocks; usually in a handstand or chest stand. Sometimes, a more extreme variation is done where the buttocks are positioned past the performer's head, while the lower back is on top of the head; this requires much more neck flexibility.

headsits
plural of headsit

headtorch
A torch (flashlight) worn on the head, thus leaving the hands free.

headtorches
plural of headtorch

headtube
The front tube of the frame of a bicycle.

headtubes
plural of headtube

heapstead
The elevated framework of wood or iron at bank, to the top of which the pit is continued above the surface, to provide the necessary height to pass the coals over the skreens into the wagons.

heapsteads
plural of heapstead

hearthboard
Synonym of fireboard.

hearthboards
plural of hearthboard

hearthflame
The fire that burns in a hearth.

hearthflames
plural of hearthflame

hearthlessness
Absence of a hearth.

hearthplace
The area around a hearth; fireside.

hearthplaces
plural of hearthplace

hearthrug
A rug placed in front of a fireplace, on the hearth.

hearthrugs
plural of hearthrug

hearthstead
The area encompassing a hearth; fireplace.

hearthsteads
plural of hearthstead

heavage
A man's upper chest, as revealed by a low neckline.

heelpost
The post supporting the outer end of a propeller shaft.
The post to which a gate or door is hinged.
The quoin post of a lock gate.

heelposts
plural of heelpost

heishe
Small disc- or tube-shaped beads made from shells or stones, primarily associated with the Kewa Pueblo.

heishi
Alternative form of heishe.

heishis
Alternative form of heishe.

helibase
A base location from which helicopter missions are flown, offering servicing and refuelling facilities.

helibases
plural of helibase

heliboarding
The extreme sport of snowboarding after jumping out of a helicopter.

helicab
A helicopter used as a taxicab.

helicabs
plural of helicab

helicam
A helicopter-mounted video camera

helicams
plural of helicam

helichopper
helicopter

helichoppers
plural of helichopper

helicocone
A conelike spiral tube that is the form of most mollusc shells.

helicocones
plural of helicocone

helicopteron
A flying machine having an aerial screw propeller.

helicopterons
plural of helicopteron

helicrane
A heavy-lift helicopter.

helicranes
plural of helicrane

helio
A heliotrope (surveying instrument).

heliomicroscopy
A form of microscopy that uses a beam of helium atoms focused using a Fresnel zone plate

helios
plural of helio

heliotail
The part of the heliosphere opposite to the bow shock

heliotails
plural of heliotail

heliotypy
A method of transferring pictures from photographic negatives to hardened gelatin plates from which impressions are produced on paper as by lithography.

heliparent
helicopter parent.

heliparents
plural of heliparent

hellabytes
plural of hellabyte

hellthread
An excessively long thread on a social media platform.

hellthreads
plural of hellthread

helpfile
A computer file explaining how to use the associated software.

helpfiles
plural of helpfile

hemangiectasis
dilatation of blood vessels

hemangiogenesis
hematogenesis and angiogenesis

hemastatics
The laws relating to the equilibrium of the blood in the blood vessels.

hematogen
A dietary supplement rich in iron.
A nutrition bar containing such supplement.

hematogens
plural of hematogen

hematoma
A swelling of blood, usually clotted, which forms as a result of broken blood vessels.

hematomas
plural of hematoma

hematomata
plural of hematoma

hemiellipse
A shape obtained by cutting an ellipse in half along one of its axes

hemiellipses
plural of hemiellipse

hemipter
Any organism of the order Hemiptera, including cicadas, aphids, planthoppers, leafhoppers, and shield bugs.

hemipters
plural of hemipter

hemispindle
Either of a pair of structures formed from division of a centriole during mitosis that move apart to form a spindle

hemispindles
plural of hemispindle

hemodiafilter
A filter used in hemodiafiltration

hemodiafilters
plural of hemodiafilter

hemotube
A tubular container for blood samples

hemotubes
plural of hemotube

heptade
A sum or group of seven.
An atom, radical or element having a combining power of seven.

heptadecasphinganine
The sphinganine that has a chain of seventeen carbon atoms

heptades
plural of heptade

herdic
A low-hung horse-drawn carriage with two or four wheels, a back entrance, and side seats.

herdics
plural of herdic

heteromonocycle
Any monocyclic heterocycle

heteromonocycles
plural of heteromonocycle

hexakisoctahedra
plural of hexakisoctahedron

hexakisoctahedron
A three-dimensional solid with 48 faces arranged around 9 planes of reflection and 13 rotary axes.

hexakisoctahedrons
plural of hexakisoctahedron

hexaster
A hexact with axes that branch into rays at the extremity.

hexasters
plural of hexaster

hexaxon
A spicule, of a sponge, having six axes.

hexaxons
plural of hexaxon

hexerei
A galley with six banks of oars.

hexereis
plural of hexerei

hexode
a thermionic valve containing two triodes; was used in superheterodyne radio receivers

hexodes
plural of hexode

hielaman
An Australian Aboriginal shield, traditionally made from bark or wood.

hielamans
plural of hielaman

hieschi
Alternative form of heishe.

hig
A huff; a fit of passion, annoyance, or offense.

higga
A robot or artificial intelligence.

highbie
A high-level character in an MMORPG.

highbies
plural of highbie

hinger
A hinged fastener.

hingers
plural of hinger

hishi
Alternative form of heishe.

hoarstone
A stone designating the bounds of an estate; a landmark.

hoarstones
plural of hoarstone

hobber
A hobbing machine.

hobbers
plural of hobber

hobit
A small mortar on a gun carriage, in use before the howitzer.

hobits
plural of hobit

hoeism
The ideology or mentality of a hoe, i.e., a prostitute.
A lifestyle involving prostitution.

hogleg
Any large-caliber handgun, typically with a long barrel.

hoglegs
plural of hogleg

hoism
Alternative spelling of hoeism.

holdall
A large bag for carrying belongings while travelling.
A book or similar printed work containing a wide variety of information.

holdalls
plural of holdall

holdoff
A fixture or attachment intended to prevent direct contact between two objects.
A delay or forbearance.

holdoffs
plural of holdoff

holmoi
plural of holmos

holmos
An Ancient Greek or Etruscan vase with a rounded body, especially a closed vessel of nearly spherical form on a high stem or pedestal, or a drinking cup with a foot and stem.

homeoid
A shell bounded by two similar ellipsoids having a constant ratio of axes http://mathworld.wolfram.com/Homeoid.html.

homeoids
plural of homeoid

homeserver
A server that facilitates communication using the Matrix protocol.

homeservers
plural of homeserver

honeypot
A pot of honey.
Something or someone similarly sweet or enticing
Something or someone similarly sweet or enticing
Something or someone similarly sweet or enticing
Something or someone similarly sweet or enticing
Something or someone similarly sweet or enticing
Something or someone similarly sweet or enticing
A chamber pot.
A slop bucket.

honeypots
plural of honeypot

hookbait
bait attached to a hook

hookswitch
The spring-loaded button on a telephone that is depressed by the action of returning the handset to the cradle, thus terminating the call.

hookswitches
plural of hookswitch

hooptee
Alternative spelling of hooptie.

hooptees
plural of hooptee

hooptie
An old car that has been remodeled or reformed in some way, shape, or form; a classic, a banger.

hoopties
plural of hoopty

hoopty
Alternative spelling of hooptie.

hootenannies
plural of hootenanny

hootenanny
An informal, festive performance by folk singers, often including audience participation with the use of acoustic instruments.
A placeholder word for a nonspecific or forgotten thing.

hootnannies
plural of hootnanny

hootnanny
Alternative form of hootenanny.