| ABORIGINES | • aborigines n. Plural of aborigine. • aborigines n. The original people of a location, originally Greek and Roman.
 • aborigines n. Indigenous flora and fauna.
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| ABORTICIDE | • aborticide n. The act of destroying a fetus in the womb; feticide. • aborticide n. An agent responsible for an abortion (the destruction of a fetus); abortifacient.
 • ABORTICIDE n. the killing of a fetus; abortion.
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| AEROBICISE | • aerobicise v. (British spelling, uncommon) Alternative spelling of aerobicize. • AEROBICISE v. to make aerobic, also AEROBICIZE.
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| AEROBICIST | • AEROBICIST n. one who practises aerobics. | 
| AEROBICIZE | • aerobicize v. (Intransitive) To perform aerobics. • AEROBICIZE v. to make aerobic, also AEROBICISE.
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| AEROBIOSIS | • aerobiosis n. (Biology) Any form of life that is sustained by the presence of air (or oxygen). • AEROBIOSIS n. life in the presence of oxygen.
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| AEROBIOTIC | • aerobiotic adj. Of or pertaining to aerobiosis. • AEROBIOTIC adj. related to, or of the nature of, aerobes; as, aerobiotic plants, which live only when supplied with free oxygen.
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| BACTERIOID | • bacterioid adj. (Rare) Resembling a bacterium. • BACTERIOID n. a swollen bacterium living symbiotically in the root-nodules of beans and other plants, also BACTEROID.
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| BAIGNOIRES | • baignoires n. Plural of baignoire. • BAIGNOIRE n. (French) a theatre box on a level with the stalls.
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| BIOMINERAL | • biomineral n. (Geology) A mineral produced by the activity of living things. | 
| BIOPIRATES | • biopirates n. Plural of biopirate. • BIOPIRATE n. one who practises biopiracy.
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| BIPOLARISE | • bipolarise v. Alternative form of bipolarize. • BIPOLARISE v. to make bipolar, also BIPOLARIZE.
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| BIPOLARIZE | • bipolarize v. To make bipolar. • BIPOLARIZE v. to make bipolar, also BIPOLARISE.
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| LIBERATION | • liberation n. The act of liberating or the state of being liberated. • liberation n. The achievement of equal rights and status.
 • LIBERATION n. the act of liberating.
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| OBITUARIES | • obituaries n. Plural of obituary. • OBITUARY n. a published notice of death.
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| RAINBOWIER | • RAINBOWY adj. full of rainbows. | 
| TABLOIDIER | • TABLOIDY adj. like a tabloid newspaper. |