9-Letter Words Starting with BI

Biacetyl

Competitor who skis and shoots

Skiing/shooting Olympian*

Olympian with a rifle

Two-event events

Two-event sporting competitions

Winter Games competitions

AXIALLY pertaining to an axial

Bibbery

Feeder, strangely slim, keeps in charge of devotion to the book

One skilled in the knowledge of the Bible; a demonstrator of religious truth by the Scriptures.

BIBLE a book containing the Old and New Testaments

Having two Houses (wordplay)

Like the United States legislature

Like Japan's national diet

""Having two heads or origins, as a muscle.""

Squabblers

Disputing petulantly

Like some long-distance relationships

Like the Atlantic bluefin tuna

Like a New York/Los Angeles romance

Of two colors.

Bicolour

""Concave on both sides; as, biconcave vertebr\'91. as, biconcave vertebr\'91.""

Canine neighbors

Bicycler

Tour de France activity

Armstrong, for one

One on two wheels

Many a Beijing commuter

Bidarkee

Biennale

Cook nine basil plants

Plants that last two years

Plants that live two years

Biennium

BIFILAR having two threads

Divide into two branches

Fork into two branches

Bat, cue made with fir, perhaps, having 2 branches

Two Dutch chaps (wordplay)

People with too many in-laws

Oft-maried lawbreakers

Bigarade

Bigaroon

GEMINAL having two matching substituted groups on the same atom

Of two groups

Conceited, like Humpty Dumpty (wordplay)

Conceited with large cranium

Full of oneself

Secrets aren't safe with them

Windbags

Bigness

Bignonia

How Archie Bunker thought

Acts of intolerance

Omega scores on prejudices

Mathematics A function that is both one-to-one and onto.

""(Mathematics) Maths (of a function, relation, etc.) associating two sets in such a way that every member of each set is uniquely paired with a member of the other the mapping from the set of married men to the set of married women is bijective in a monogamous society""

Letters such as b and m

""Having two lips, as the corols of certain flowers.""

Bilander

Two-faced (wordplay)

Like some treaties

Involving both sides

Genus of parasitic worms

Shakira, for one

Able to code-switch, say

Fluent in double-talk (wordplay)

BILIOUS pertaining to {bile=n}

""A reddish yellow pigment present in human bile, and in that from carnivorous and herbivorous animals; the normal biliary pigment.""

Pool of stagnant water

Backwater, in Australia

Australian stream-bed

Cosby two-by-four (wordplay)

Cosby two-by-four?

Annoyance or aid (wordplay)

Soldiers quartered in private homes

Housing, as soldiers

Placing in quarters.

Quartering

Money holders

Pickpockets' targets

Billhead

Billhook

A form of spot the ball (wordplay)

A sort of spot the ball (wordplay)

A game of spot the ball (wordplay)

What 'nano-' means

Billowy

Unpaid debt rolling and swelling

The wavy account has not been settled

The outstanding debt is swelling

Billycan

Right sort of hat for one who rules the roost

Bimester

Bimethyl

Like Popular Science

Six times a year

Like AARP The Magazine

Bookmaking shops.

So as to bind.

Bindweed

Compass cases on shipboard.

Ship's compass housings

Perhaps they're encompassing there on board

Concerned with double vision (wordplay)

Buy-one-get-one-free item (wordplay)

For both eyes

Basic algebra expressions

Mathematical expressions

Affecting living tissue

Bioassay

Biocycle

Moral aspect of medical research

Biogas

Biogeny

BIOGEN a hypothetical unit of protoplasm

Book about a legend (wordplay)

Life far more than a sentence (wordplay)

Kind of book.

Autoclave's target

Danger that spreads

Virulent virus or terrifying toxin*

Biologic

Biology

""Use of biological principles in explaining human behavior, especially social behavior.""

Gregor Mendel, for instance.

Life-science lab worker

Jeff's job, officially

Biomass

Of life expectancy measurement

Applying statistical analysis to biology

Like the most secure passports nowadays

Science of relationship of organisms to environment

Ecology.

Bionomy

Bioplasm

Biopsy

Periodic change in behaviour of animals

CDC concern, at times

Laboratory concern

Early movie projectors.

""A device that detects, records, and transmits information regarding a physiological change or process.""

Of or having to do with the interaction of biological and social forces: the biosocial aspects of disease.

Organic section (wordplay)

Life-support system (wordplay)

Where the wild things are (wordplay)

Biotoxin

Having two sections

Divided into two sections

Involving two sides

BIPEDAL having two feet

Biphenyl

""PINNATE resembling a feather, also PINNATED""

PYRAMID to increase by adding gradually

Where finches dip

Robins' rest stops

Sites of avian ablution

Twittering twit (wordplay)

Silly person (with sparrow's mind?)

Silly fellow poked bard in rib

Spots for canaries

Canaries' locations

Parakeets' homes

Coos and hoots

Tweets without hashtags

Some tweets

Birdfarm

A cheep place to stay (wordplay)

American nest-box

*Woodcraft hobbyist's creation

Birdie

Birdlime

Birdlime

Snacks for frequent flyers

They may be scattered

Ornithophiles' purchases

Birdseye

Birdshot

High notes (wordplay)

Series of tweets (wordplay)

Birretta

What some candles signify

Occasions for which clowns may be booked

Age-old celebrations

Beauty spot, perhaps

Means of identification, in fiction.

Blemish on the skin

Baby figure (wordplay)

Demographer's concern

Figure that concerned Malthus

""An herbaceous plant (Trillium erectum), and its astringent rootstock, which is said to have medicinal properties. Trillium erectum), and its astringent rootstock, which is said to have medicinal properties.""

""A genus of herbs and shrubs (Aristolochia), reputed to have medicinal properties. Aristolochia), reputed to have medicinal properties.""

Forking

Halving

Division in half

Evenly dividing lines

Bisexual

Bishop

Phobic sir (anagram)

Seat of a Catholic official

See, that's for the church

""Of or pertaining to bismuth; containing bismuth, when this element has its higher valence; as, bismuthic oxide. as, bismuthic oxide.""

""Of, relating to, or characteristic of bison.""

""SULFATE to treat with sulfuric acid, also SULPHATE""

""SULFIDE a sulfur compound, also SULFID, SULPHID, SULPHIDE""

""SULFITE a chemical salt, also SULPHITE""

Bitchy

Bitewing

Bitstock

Most sour-tasting

Most cynical

Most acrid

Bitter

Somewhat bitter.

Bivalent

With more than one unknown verse, song dividing taste

Bivouac

BIZARRE a strangely striped flower