cotter
noun/ˈkɑtər/
Frequency rank: #15,823 most common English word
Meaning
a pin or wedge inserted through a slot to hold parts together in machinery.

Example sentence
The mechanic inserted cotter to secure the pin and prevent it from slipping out of the joint.
Synonyms & related words
Practice this word in the quiz
More words in ranks 15,801–15,900
- chromatinthe complex of DNA and proteins found in the nucleus of a eukaryotic cell.
- coaxialhaving or involving two components sharing the same central axis, especially describing a type of electrical cable with an inner conductor surrounded by an outer conductor.
- concha large spiral sea shell, or the mollusk that lives inside it.
- conspiratorA person who takes part in a secret plan to do something unlawful or harmful.
- conveyancethe action of transporting or transferring something, especially property or legal rights, from one place or person to another.
- cottonwoodA fast-growing North American poplar tree known for its cotton-like seeds.
- crankshaftA shaft in an engine that converts the back-and-forth motion of the pistons into rotational motion.
- crossbarA horizontal bar that connects two upright posts, especially the top bar of a goal in sports.
- cytokinessmall proteins secreted by cells that regulate immune responses and cell signaling.
- demarcationa border or boundary that marks a division between two areas or groups.