(music theory) A sequence of bass notes at intervals of a perfect fifth lower than the previous note. In equal temperament the sequence repeats every twelve tones, forming a cycle.

(botany) Any plant of the division Cycadophyta, having a stout and woody trunk with a crown of large, hard and stiff, evergreen leaves.

A pouch or sac without opening, usually membranous and containing morbid matter, which develops in one of the natural cavities or in the substance of an organ.

Denoting an alphabet devised for writing the Old Church Slavonic liturgical language, and its adaptations used for several languages of Eastern Europe and Asia; of or relating to this writing system.

The Cyrillic alphabet or writing system.

A person who rides a cycle, especially a bicycle, or who habitually engages in cycling. / (dated) A motorcyclist.

Alternative spelling of cipher

Alternative spelling of cipher

cynical (in all senses) / (not comparable) Relating to the Dog Star.

A person who believes that all people are motivated by selfishness. / A person whose outlook is scornfully negative.