telescoping noun 4adjective 1forms 1 noun4 •The act of extending or contracting in the manner of a telescope. •A telescopic action.intermediate stages of telescoping of the parts together •The temporal displacement of an event in which people perceive recent events as being more remote than they are and distant events as being more recent than they are.The telescoping effect is divided into backward telescoping and forward telescoping. •Extending limited data to make up for gaps adjective1 •Synonym of telescopable. formstelescopings