bioburden
A measure of an object's contamination with microorganisms.

bioburdens
plural of bioburden

biocentre
Any of a number of institutions, often attached to a university, that are centres for biotechnology research and development

biocentres
plural of biocentre

bioconvection
The motion of large numbers of small organisms in a fluid, especially free-swimming zooplankton in water

bioctonion
An element of the tensor product of the algebra of octonions and the algebra of complex numbers

biodefence
Alternative spelling of biodefense.

biodefences
plural of biodefence

biodefense
Any defensive measure taken against an attack using bacteria, viruses or toxins

biodefenses
plural of biodefense

biodisponibilities
plural of biodisponibility

biodisponibility
Synonym of bioavailability.

biodistance
A measure of the biological relatedness of historical or prehistoric groups of humans

biodistances
plural of biodistance

biodiversities
plural of biodiversity

biodiversity
The diversity (number and variety of species) of plant and animal life within a region.

bioenergies
plural of bioenergy

bioenergy
Energy produced from a biological resource such as biomass as biofuel.
A form of spiritual energy or life force.

bioequivalence
A measure of the equivalence of multiple formulations of a drug in terms of bioavailability

bioequivalences
plural of bioequivalence

bioequivalencies
plural of bioequivalency

biofactories
plural of biofactory

biofactory
Any system that produces (commercially) useful amounts of biologically-active compounds

biofrequencies
plural of biofrequency

biofrequency
A supposed vibrational frequency associated with bioenergy in the body.

biohydrogel
A biological hydrogel

biohydrogels
plural of biohydrogel

biomatrices
plural of biomatrix

biomatrix
A biological or biochemical matrix (set of interacting systems)

biomatrixes
plural of biomatrix

biomeasure
A biological measure

biomeasures
plural of biomeasure

biometrics
The automated measurement of biological data.
The automated recognition or authentication of an individual's identity based on their behavioural and biological characteristics, such as iris appearance, fingerprint, or face shape.

bionergy
Alternative form of bioenergy.

bioperspectives
plural of bioperspective

biopotencies
plural of biopotency

biopotency
A measure of the ability of a material (such as a hormone or vitamin) to have a specified biochemical function

bioprintings
plural of bioprinting

bioreading
A measurement of the presence and properties of a living thing.

bioreadings
plural of bioreading

bioseries
Any series of evolutionary changes in a particular inherited characteristic

biovolume
The volume of cells in a unit amount of water (normally quoted in cubic millimetres per litre).
A surrogate for biomass, used in ecological studies of invertebrates (normally quoted in cubic millimetres).

biovolumes
plural of biovolume

bipower
An alternative to variance; a measure of variability based on summing the product of adjacent data points rather than summing the squares of data points.

bipowers
plural of bipower

biquaternion
Any of the numbers w+xi+yj+zk! where w, x, y, and z are complex numbers and the elements of {1, i, j, k} multiply as in the quaternion group.

biquaternions
plural of biquaternion

birdbath
A shallow basin, sometimes ornamental, filled with water for wild birds to drink from or in which to bathe.
Random, inconsequential amounts of residual water on a roof membrane.
A light or superficial wash of the body, using a sink or similar.

birdbaths
plural of birdbath

bireflectance
An optical effect in which the amount of plane polarized light reflected from a mineral sample varies as the sample is rotated

bireflectances
plural of bireflectance

birlaw
Obsolete form of bylaw.

birlaws
plural of birlaw

birley
Obsolete form of bylaw.

birleys
plural of birley

birlie
Obsolete form of bylaw.

birlies
plural of birlie

birthquake
An event involving a large number of births or creations.

birthquakes
plural of birthquake

birthweight
The amount that a baby weighs at the time of birth.

birthweights
plural of birthweight

biscuitroot
Any of a number of North American plants in the genus Lomatium with edible, starchy roots.

biscuitroots
plural of biscuitroot

bismuthyl
Any tartrate in the form of a univalent radical, wherein only one replaceable hydrogen atom has been replaced by a base, causing it to have twice the amount of acid contained in a normal salt.

bissel
A small amount; a bit.

bitchload
A large amount or number.

bitchloads
plural of bitchload

bitcoin
A decentralized cryptocurrency using blockchain technology.

bitcoins
plural of bitcoin

biteful
The amount eaten in a single bite.

bitefuls
plural of biteful

bitesful
plural of biteful

bitlength
The number of bits (binary digits) needed to represent a given value.

bitlengths
plural of bitlength

bitrate
The frequency at which bits (binary digits) pass a given physical or metaphorical point, measured in bps (bits per second).

bitrates
plural of bitrate

bizarrerie
The state or measure of being bizarre.
A bizarre thing.

bizarreries
plural of bizarrerie

bizillion
Alternative form of bazillion.

bizillions
plural of bizillion

bloatware
Software that is packed with too many features and therefore slow or unwieldy; software that is inefficiently designed and occupies an excessive amount of memory or disk space.
Unwanted pre-installed software, especially on a smartphone.

blockful
An amount that fills a block.

blockfuls
plural of blockful

blocksful
plural of blockful

blogathon
A period or event during which one or more people publish a large number of blog posts, usually about a specific subject.

blogathons
plural of blogathon

bloodlettings
plural of bloodletting

blowout
A sudden puncturing of a pneumatic tyre/tire.
A sudden release of oil and gas from a well.
A social function, especially one with large quantities of food.
A large or extravagant meal.
A contest that is decidedly one-sided; an overwhelming victory.
An argument; an altercation.
A sandy depression in a sand dune ecosystem caused by the removal of sediments by wind.
An extreme and unexpected increase in costs, such as in government estimates for a project.
An act of defecation in which an incontinent person, usually an infant or toddler, produces a large amount of excrement that causes their diaper to overflow and leak.
The cleaning of the flues of a boiler from scale, etc., by a blast of steam.
An unsightly flap of skin caused by an ear piercing that is too large.
An instance of having one's hair blow-dried and styled.
The blurring of a tattoo due to ink penetrating too far into the skin and dispersing.
The damage done to the exit side of a drilled hole or sawn edge when no sacrificial backerboard is used during the drilling or sawing: the drill bit's or sawblade's exit on the far side causes chips of wood to be broken from the edge.
a party (such as a birthday party)
Synonym of taper fade.
Synonym of blowout sale.

blowouts
plural of blowout

boardcard
One of a set of cards that are dealt face up, from which a certain number of cards may be (or must be, depending on the game) used to create each player's final hand.

boardcards
plural of boardcard

boardful
An amount that fills a board.

boardfuls
plural of boardful

boardsful
plural of boardful

boatage
Conveyance, chiefly of goods, by boat.
A charge for transporting goods or people by boat; (countable) an instance of this.
The total capacity of a number of boats, especially of lifeboats on a ship.
Boats collectively.

boatload
Cargo or passengers that fill a boat.
A large quantity.

boccale
A unit of volume formerly used in Italy, varying by region.

boccales
plural of boccale

boccali
plural of boccale

bochka
An old Russian liquid measure, approximately 492 litres.

bochkas
plural of bochka

bodycount
Alternative spelling of body count.

bodycounts
plural of bodycount