(sociology) A human tendency to respond to threat warnings with disbelief or minimization, and to similarly underestimate a disaster's deleterious effects.

(inorganic chemistry) An odorless, slightly basic substance which is soluble in water and often used to offset acidity.

A lane of a roadway designated for use by cyclists.

(informal) Attractive clothing.

(transitive) To say goodbye to, to bid farewell.

plural of Bible basher

The state or quality of being bicultural

(inorganic chemistry) NH₄HCO₃; a white powder with properties similar to those of ammonium carbonate.

plural of bicycle kick

(statistics) The bias to meta-analysis resulting from statistical studies with low statistical power tending to remain unpublished and inaccessible to the analyst.