holeshots
plural of holeshot

holodeck
A room that provides holographic simulations for recreation, training, etc.

holodecks
plural of holodeck

holosymbiont
A holobiont considered to be in a symbiotic relationship

holosymbionts
plural of holosymbiont

holotransferrin
A beta globulin that plays a role in the transport of iron

holystone
A piece of soft sandstone used for scouring the wooden decks of ships, usually with sand and seawater.
A stone with a naturally-formed hole, used by Yorkshiremen for good luck.

holystones
plural of holystone

homecare
The care and maintenance of one's home.
Treatment of a patient at his or her own home.

homegrown
Raised or cultivated at home, on one's own land, or in one's own country; domestic; indigenous.
Produced or coming from one's own country or a particular place; local; native; self-produced.

homegrowns
plural of homegrown

homeport
The port where a vessel is based (not necessarily the one where it is registered).

homeports
plural of homeport

homesharing
An arrangement where several people (who do not form a household by family or similar relationship) live in a single home together.

homoeoid
A boundlessly thin shell constrained by a couple of similar surfaces with nearly identical orientations.

homoeoids
plural of homoeoid

homogenies
plural of homogeny

homogeny
Similarity in structure, though of different function, because of genetic relationships.
Homogeneity.

homolignane
Any compound derived from a lignane by adding extra carbon atoms in a ring or sidechain

homolignanes
plural of homolignane

homologomer
Misspelling of homooligomer.

homosocialism
Synonym of homosociality.

homosocialities
plural of homosociality

homosociality
Socialization (social interaction, social relationships) with members of the same sex, as distinguished from sexual interaction with or attraction to members of the same sex (homosexuality) and social interaction with members of the opposite sex (heterosociality).

homotaxia
Alternative form of homotaxis.

homotaxis
Similarity in formation of parts.
Similarity in the lithostratigraphic or biostratigraphic vertical sequence of rock strata in different locations that are not necessarily similar in age.

homotaxy
Alternative form of homotaxis.

homotopies
plural of homotopy

homotopy
A continuous deformation of one continuous function or map to another.
The relationship between two continuous functions where homotopy from one to the other is evident.
Ellipsis of homotopy theory (“the systematic study of homotopies and their equivalence classes”).
A theory associating a system of groups with each topological space.
A system of groups associated with a topological space.

honeytrap
Alternative spelling of honey trap.

honeywagon
Alternative form of honey wagon.

honeywagons
plural of honeywagon

hoodline
The shape of the hood of a car.

hoogaars
A kind of flat-bottomed Dutch boat.

hooker
One who, or that which, hooks.
A player who hooks the ball out of the scrum with his foot.
A batsman or batswoman adept at or fond of playing hook shots.
A crocheter.
Synonym of hook (“attention-grabbing element of a creative work”).
A thief who uses a pole with a hook on the end to steal goods.

hookers
plural of hooker

hookup
A connection.
A brief sexual relationship or encounter.
A sexual partner.

hookups
plural of hookup

hoopla
A bustling to-do, excited speech or noise.
A carnival game in which the player attempts to throw hoops around pegs.

hooplas
plural of hoopla

hoopstick
A light framing member for a carriage or wagon hood or roof.
A stick used for rolling a child's play hoop.

hoopsticks
plural of hoopstick

hormeses
plural of hormesis

hormesis
A phenomenon in which an environmental agent or stressor produces a stimulatory or beneficial effect at low doses and an inhibitory or harmful effect at higher doses, corresponding to a biphasic dose-response relationship.

hornings
plural of horning

horseboat
A horse-drawn boat.
A boat for transporting horses and cattle.

horseboats
plural of horseboat

horsebox
A motor vehicle for transporting horses.
A container for transporting horses in, whether by road, rail, or sea.
A van-type railway vehicle specially built for the carriage of horses.

horseboxes
plural of horsebox

horsebreaking
The training, or breaking in, of horses.

horsebreakings
plural of horsebreaking

horsecar
A streetcar or tram drawn by a horse.
A freight car designed for transporting horses.

horsecars
plural of horsecar

horsecart
A cart drawn by one or more horses.

horsecarts
plural of horsecart

horsecraft
horsemanship

horsefucker
A term of abuse.
A fan of the animated television series My Little Pony: Friendship Is Magic; a brony.

horsefuckers
plural of horsefucker

horsemanship
The skill of horseriding, and sometimes of training and managing horses.

horsemanships
plural of horsemanship

hosesuit
In fiction and art, a diapersuit (“insulated full-body suit, usually made out of rubber or latex, that includes a diaper”) with tubes connecting the diaper to a mask in order to transport the smell of the diaper's waste or flatulence to the wearer's nose.

hosesuits
plural of hosesuit

hospitalist
A hospitaller
A physician who specializes in the care of hospital in-patients.

hospitalists
plural of hospitalist

hostageships
plural of hostageship

hostessship
Alternative form of hostess-ship.

hostler
A worker employed at an inn, hostelry, or stable to look after horses.
A railway worker employed to care for a locomotive or other large engine; especially, a yard jockey.

hostlers
plural of hostler

hostlerships
plural of hostlership

hotlapping
Driving laps around a circuit alone, without the presence of any competing vehicles.

hotlinks
plural of hotlink

hotspurs
plural of hotspur

hotwash
Discussions and evaluations of an agency's (or multiple agencies') performance following an exercise, training session, or major event.

hotwashes
plural of hotwash

houseboaters
plural of houseboater

houseboats
plural of houseboat

housecest
A romantic or sexual relationship within a boarding house in a boarding school.

houseflag
Alternative form of house-flag.

houseflags
plural of houseflag

householdship
Synonym of householdership.

housemanship
A stage of graduate medical training in the UK and many former British colonies, which follows the acquisition of an M.D., in which the new physician serves as a house officer under the supervision of a registrar or attending physician.

housemanships
plural of housemanship

housemasterships
plural of housemastership

hoverbarge
A barge that uses hovercraft technology, suitable for transporting goods over swampy surfaces.

hoverbarges
plural of hoverbarge

hoverbike
A motorbike capable of levitation.

hoverbikes
plural of hoverbike

hovercar
A fictional motor car that hovers a short distance above the ground.

hovercars
plural of hovercar

hovercraft
A vehicle supported on a cushion of air, able to traverse many different types of terrain and travel over water, used for transport.

hovercrafts
plural of hovercraft

hovercycle
A bicycle capable of levitation.

hovercycles
plural of hovercycle

hoverjet
A kind of levitating aeroplane or spacecraft.

hoverjets
plural of hoverjet

hovertrain
A train that uses hovercraft technology to take advantage of lower friction to deliver high speeds; an aerotrain.

hovertrains
plural of hovertrain

howker
A type of two-masted Dutch sailing vessel, weighing between 60 and 200 tons burthen.
Obsolete form of hooker (“any antiquated craft”).

howkers
plural of howker

hubbing
The arrangement of a transportation network as a hub-and-spoke model.

hubcap
A decorative and protective disk that covers the hub of a motor car wheel.

hubcaps
plural of hubcap