9-Letter Words Starting With BI

Here's the list of all the 240 9-Letter Words Starting With BI in the English Language.

The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.

Common Words (with Definitions and Examples)
biography
1. an account of the series of events making up a person's life
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bilateral
1. having identical parts on each side of an axis
2. affecting or undertaken by two parties
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bilingual
1. a person who speaks two languages fluently
2. using or knowing two languages
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billiards
1. any of several games played on rectangular cloth-covered table (with cushioned edges) in which long tapering cue sticks are used to propel ivory (or composition) balls
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billboard
1. large outdoor signboard
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bicycling
1. riding a bicycle
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binocular
1. relating to both eyes
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biologist
1. (biology) a scientist who studies living organisms
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billabong
1. a stagnant pool of water in the bed of a stream that flows intermittently
2. a branch of a river made by water flowing from the main stream only when the water level is high
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bioethics
1. the branch of ethics that studies moral values in the biomedical sciences
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biosphere
1. the regions of the surface and atmosphere of the Earth (or other planet) where living organisms exist
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biosafety
1. safety from exposure to infectious agents
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birdhouse
1. a shelter for birds
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biohazard
1. hazard to humans or the environment resulting from biological agents or conditions
2. any bacterium or virus or toxin that could be used in biological warfare
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bimonthly
1. a periodical that is published twice a month or every two months (either 24 or 6 issues per year)
2. occurring twice a month
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bilirubin
1. an orange-yellow pigment in the bile that forms as a product of hemoglobin; excess amounts in the blood produce the yellow appearance observed in jaundice
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bickering
1. a quarrel about petty points
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bivariate
1. having two variables
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bipartite
1. divided into two portions almost to the base
2. involving two parts or elements
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bicyclist
1. a person who rides a bicycle
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bicameral
1. composed of two legislative bodies
2. consisting of two chambers
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billowing
1. characterized by great swelling waves or surges
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bisection
1. dividing into two equal parts
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9-Letter Words Starting With BI