cyˈclic or cyˈclical adjective

1. Relating to or containing a cycle
2. Recurring in cycles
3. Arranged in a ring or rings

cyclicalˈity noun

cyˈclically adverb

cyˈclicism noun

cyclicˈity noun

cyˈcling noun

cyˈclist noun

A person who rides on a cycle

cyˈcloid noun

1. A figure like a circle
2. A curve traced by a point on the circumference of a circle which rolls along a straight line
3. A person of cyclothymic temperament, or one suffering from a cyclic type of manic-depressive psychosis (psychology)

1. Nearly circular
2. (of fish) having scales with evenly curved border
3. Cyclothymic
4. Characterized by mood swings (psychology)

cycloidˈal adjective

cycloidˈian noun

A fish with cycloid scales

cyclōˈsis noun (pl cyclōˈses /-sēz/)

Circulation

cycle lane noun

A section of road marked off for the use of cyclists only

cyˈclepath or cyˈcleway noun

A track or path, often running alongside a road, constructed and reserved for cyclists

cyclic AMP (in full cyclic adenosine monophosphate) noun (biology)

A compound which regulates processes within cells by its effects on enzymes

cyclic compound noun

A closed-chain or ring compound in which the ring consists of carbon atoms only (carbocyclic compound) or of carbon atoms linked with one or more other atoms (heterocyclic compound)

cyclic group noun (mathematics)

A group on which every element can be expressed as a power of a single element

cyˈcling shorts noun pl

Close-fitting shorts designed for cyclists, made of lightweight synthetic material

cycle per second see under hertz